72 results about "Cold treatment" patented technology

The invention discloses a cold response PaIBH1 protein and application of a coding gene thereof in enhancing cold stress resistance of plants. The cold response PaIBH1 protein is a protein PaIBH1 with an amino acid sequence as shown in SEQ ID NO: 2. Experiments prove that the gene for coding the protein PaIBH1, namely the gene PaIBH1, is overexpressed in wild type arabidopsis thaliana, so that the cold resistance of the arabidopsis thaliana can be improved; the improvement of the cold resistance shows that after cold treatment, the fresh weight of the overground part is increased, the wilting rate is reduced, the leaf membrane damage and electrolyte leakage are reduced, the photosynthetic ability is improved, the membrane lipid peroxidation damage is relieved, the active oxygen scavenging ability is enhanced and / or the active oxygen accumulation in the plant body is reduced. Therefore, the protein PaIBH1 can improve the cold resistance of the plants. The method has a very wide application prospect in the aspect of cold-resistant genetic improvement of crops or pasture.

The invention discloses a long-service-life composite heat treatment method for a harmonic reducer flexible gear made of an SNCM439 material, belongs to the technical field of long-service-life manufacturing of harmonic reducers, and solves the problem that the service life of the harmonic reducer flexible gear is short. According to the method, a flexible gear made of an SNCM439 material is subjected to a composite heat treatment method of secondary normalizing, quenching, deep cooling and tempering, and the specific process method is as follows: the primary normalizing temperature is 870-890 DEG C, the heat preservation time is 50-70 minutes, and air cooling is performed; the secondary normalizing temperature is 850-870 DEG C, the heat preservation time is 50-70 min, and air cooling is carried out; the quenching temperature is 830-850 DEG C, the heat preservation time is 50-70 min, and oil cooling is conducted; the subzero treatment temperature is-70 DEG C to-90 DEG C, and the heat preservation time is 110-120 min; the tempering temperature is 490-510 DEG C, and the heat preservation time is 120-140 minutes.

The invention discloses an ejector pin anti-fatigue strengthening method based on multi-section variable-temperature treatment, and relates to the technical field of ejector pin anti-fatigue strengthening, and the ejector pin anti-fatigue strengthening method comprises the following steps: austenitizing high-temperature quenching: heating an ejector pin to an austenitizing temperature, and then carrying out zoned cooling on the ejector pin; medium-temperature tempering and thermal-state mechanical strengthening are conducted, specifically, the ejector pin is tempered at the medium-temperature tempering temperature, and thermal-state shot blasting or laser shock is conducted on the ejector pin in the heat preservation period or after heat preservation is completed; intermediate low-temperature plasma nitriding: carrying out plasma nitriding in a nitrogen-hydrogen gas environment; subzero treatment: placing the ejector pin in liquid nitrogen; and finally, low-temperature tempering and cold-state mechanical strengthening are conducted. Through multi-section temperature gradient treatment, phase change distribution control over different temperature sections is achieved, too high internal stress and brittleness generated by one-time quenching are avoided, sudden size change and hot cracks induced by phase change are prevented, a controllable surface-core hardness and toughness gradient is formed, the surface crack initiation tendency is reduced, and the surface quality is improved. And the consistency and controllability of anti-fatigue basic conditions are improved.

The invention discloses a heat exchange structure and equipment, and relates to the technical field of heat conduction. When the heat exchange structure is used, an object needing to be subjected to heat treatment or cold treatment is placed on the base plate, then the second side of each lower plate is connected with the temperature source module, in each temperature conduction unit, heat or cold in the temperature source module is transmitted into the corresponding lower plate, and the heat or cold in the corresponding temperature source module is transmitted into the corresponding lower plate; heat or cold is conducted to the first sides of the lower plates and the joints of the first sides of the upper plates through the lower plates, then the heat or the cold is transferred to the upper plates from the joints, and the heat or the cold is transferred to the substrate through the upper plates. According to the heat exchange structure, heat exchange can be achieved, the temperature field is homogenized, and the risk that heat stress of an object subjected to heat treatment or cold treatment is not uniform is reduced.

The utility model discloses a kind of steel wire surface coating machines, belong to coating machine technical field, including box, the front end surface of box is rotatably provided with swing door, surface of swing door is through and is provided with air hole, the inside fixed setting of air hole has first filter screen, the left side top of box is fixedly installed with control panel, the inside of box is sequentially provided with coating cavity, heat treatment cavity and cold treatment cavity from left to right by multiple partition plates, second guide hole is communicated and is opened between coating cavity and heat treatment cavity.The utility model through the structural design of first filter screen, air hole, second filter screen, through slot, fan, support plate, third filter screen, fixed cavity, air pump, pipe, spray head, air inlet, heating block, fourth filter screen and air outlet, can be realized to be convenient for steel wire to be heated and dried, it can be realized to be convenient for steel wire after heat drying treatment to be cold treated simultaneously, so heat stress can be eliminated, and then the overall quality and durability of coating are improved.

The present application relates to anthocyanin extraction technical field, disclose a kind of berry anthocyanin extraction equipment and extraction method, extraction equipment includes: extraction machine, the working area of extraction machine is provided with fruit juice cold filtering mechanism, for cold treatment berry and realize efficient extraction;Fruit juice cold filtering mechanism includes four vertical setting mid vertical tube, cloth bag and supply suction liquid component;Wherein: four mid vertical tubes are fixed in matrix in the center position of extraction machine working area, form stable support structure;Mid vertical tube top and limiting disc form rigid connection, bottom is fixedly arranged bottom disc by welding mode;Supply suction liquid component is connected with four mid vertical tubes;Limiting disc is rotatably provided with bevel gear disc outside by bearing assembly, form rotary drive structure;The present application is by setting fruit juice cold filtering mechanism, using 0 to 5 ℃ low temperature extraction liquid and pure water form high pressure cold vortex flow, while physically crushing berry, effectively avoid the damage of high temperature to anthocyanin activity.

The utility model discloses a cooling device for metal surface heat treatment, which relates to the technical field of metal surface cold treatment and comprises a cooling box and a drying box arranged on one side of the cooling box, a through groove is arranged at the joint of the cooling box and the drying box in a penetrating manner, and an inlet and an outlet are respectively arranged on two opposite sides of the cooling box and the drying box. A conveying belt is arranged in the through groove; a cold air plate and a spray pipe are sequentially arranged at the top of the interior of the cooling box from top to bottom in the length direction; an air cooler and a suction pump are arranged at the top of the cooling box; the output end of the air cooler is communicated with the cold air plate through a pipeline; pipelines at the input end and the output end of the suction pump are respectively communicated with the lower part of the outer wall of the cooling box and the spray pipe; the drying box is provided with an upper air distribution plate and a lower air distribution plate; the cooling function is achieved, water drops on the metal surface are easily dried, the practicability of the device is improved, and waste of water resources is reduced.

This invention discloses a method for dynamic monitoring of dissolved oxygen and identification of oxidation risks throughout the entire fermentation process of specialty berry wines. For seven berry species—blueberry, raspberry, mulberry, blackberry, black chokeberry, red dragon fruit, and blackcurrant—dissolved oxygen data is systematically collected at 13 key stages, including crushing, fermentation, filtration, fining, aging, cold treatment, and bottling, to create a "dissolved oxygen dynamic spectrum" for each variety. By analyzing the peak dissolved oxygen levels and their rates of change, crushing, fining, cold treatment, and bottling are identified as four high-risk oxidation stages. Furthermore, based on the rate of dissolved oxygen decrease after crushing, the seven berry species are categorized into three types: oxidation buffering, oxidation consuming, and rapid oxygen consuming. This invention achieves a multi-variety, full-chain systematic assessment of oxidation risks, providing a quantitative basis for precise oxidation control in specialty berry wines.

The utility model discloses a blow-drying device for cold treatment of a roller, which comprises a shell, support legs are welded at four corners of the bottom end of the shell, a first support frame and a second support frame are sequentially and fixedly connected to the top end of the shell, a water cooling fan is clamped in the first support frame, an air cooler is clamped on the second support frame, and the water cooling fan is connected with the air cooler. A cooling conveying device is arranged below the first supporting frame, so that the roller can be completely immersed in cooling liquid in the shell to be conveyed, waste of the cooling liquid is avoided, uniform cooling of the roller is achieved, and continuous and efficient cooling treatment is achieved under the assistance of a water cooling fan. The residual cooling liquid on the surface of the roller soaked and cooled through the cooling liquid is drained in time, surface moisture blow-drying is achieved in the blow-drying step of the air cooler, and the overall cooling efficiency of the roller is improved.

This utility model discloses a flue gas carbon dioxide membrane adsorption purification device, relating to the field of carbon dioxide membrane adsorption technology. The utility model includes a cold treatment structure comprising a membrane adsorption purification cylinder, a second mixing cylinder connected to the membrane adsorption purification cylinder via a pipe, a first mixing cylinder connected to the second mixing cylinder via a pipe, a pre-cooling cylinder located on one side of the first mixing cylinder, a cooling cylinder and a drying cylinder located below the pre-cooling cylinder and connected via a pipe, a liquid nitrogen tank located in front of the cooling cylinder, a spiral tube connected to the output end of the liquid nitrogen tank and spirally distributed inside the cooling cylinder, a desiccant located inside the drying cylinder, and an air inlet pipe connected to the pre-cooling cylinder and the first mixing cylinder; and a mixing structure comprising an installation shaft located inside the first mixing cylinder and multiple sets of stirring rods arranged in a ring array inside the first mixing cylinder. This utility model, by setting a cold treatment structure, solves the problem that polymer membranes are easily deformed by heat during carbon dioxide membrane adsorption purification, affecting the stability of membrane adsorption purification.

The present application relates to the field of illumination and modified atmosphere combined preservation technology, and discloses a method for preserving litchi and maintaining Vc of litchi by using LED illumination combined with modified atmosphere packaging. The method comprises the following steps: picking fresh litchi, immediately screening out litchi without disease and insect pests and mechanical damage, retaining complete fresh branches and leaves, and precooling the screened litchi; after the precooling of the litchi, the dry end of the litchi is immersed in a nutrient supplement hydrogel, the litchi is placed flat, is packaged by using a fruit and vegetable film, and a slow-release antibacterial sheet is arranged inside; the packaged litchi is placed in a thermostat with an ambient temperature of 4-10 DEG C and a humidity of 85-95% for preservation, and the illumination intensity of white light or red and blue light is 70-90 μmol·m ‑2 ·s ‑1 The present application uses red and blue light combination, white light illumination to promote photosynthesis to form an internal microcirculation system for low-temperature storage for the first time to preserve litchi, effectively prevents loss of nutritional ingredients, and can also increase the vitamin C content of litchi to a certain extent.

The invention belongs to the technical field of refrigerator fault detection, and particularly relates to a refrigerator electromagnetic valve fault detection method and system and a server. The method comprises the steps that the working state of the defrosting heater is obtained, wherein the working state comprises a starting state and a stopping state; when it is monitored that the working state of the defrosting heater is switched from the starting state to the stopping state, first temperature data are obtained, and the first temperature data are temperature data of an evaporator; according to the first temperature data, it is determined that defrosting treatment of the refrigerator is finished; responding to the end of defrosting treatment of the refrigerator, and controlling the refrigerator to execute refrigeration treatment; second temperature data are obtained, wherein the second temperature data are temperature data of the refrigeration evaporator within a preset time period from the first starting moment of self-made cold treatment; and the fault state of the electromagnetic valve is judged according to the second temperature data. The problem of fault misjudgment of the electromagnetic valve caused by frost blockage interference is avoided, and the accuracy and reliability of fault detection of the electromagnetic valve of the refrigerator are improved.

The invention belongs to the technical field of wastewater treatment, and particularly relates to a recycling method of coal chemical industry conversion high-ammonia-nitrogen wastewater, which comprises the following steps: S1, diluting the coal chemical industry conversion high-ammonia-nitrogen wastewater by at least one time to obtain diluted wastewater, and carrying out oxidation treatment to obtain first treatment liquid; s2, performing cold treatment on the first treatment liquid to obtain ammonium carbonate and a second treatment liquid; s3, performing carbonization treatment on the second treatment solution to obtain ammonium bicarbonate and a third treatment solution; and S4, carrying out ammonium sulfate treatment on the third treatment liquid to prepare ammonium sulfate. According to the recycling method of the high-ammonia-nitrogen wastewater provided by the embodiment of the invention, effective components in the wastewater are recycled step by step through a simple hierarchical recycling process, so that the treatment problem of the high-ammonia-nitrogen wastewater is effectively solved, the treatment cost of the wastewater is reduced, and the resource utilization of the wastewater is also realized.

The invention belongs to the technical field of food processing, and particularly relates to an automatic mango whole-fruit ice cream processing device which comprises a bearing part, a conveying part, a heat treatment part, a cold treatment part and a protection part. During working, the device firstly performs hot and cold treatment on mangoes, so that the whole peel of the mangoes is easy to completely peel and the pulp is not damaged; and automatic peeling is carried out through the peeling claw. The whole process only needs manual feeding and discharging, peeling is full-automatic, the efficiency is improved, the complete posture of mangoes is guaranteed, the flavor and nutrition of original fruits are reserved, the manual cutting risk is reduced, the requirements of high-end mango ice cream for complete reservation of the flavor and appearance of the original fruits can be met, meanwhile, the mango peeling efficiency is improved, and pulp loss is reduced.

The invention provides a method for improving the hardness of a 0Cr12Mn5Ni4Mo3Al material, and belongs to the technical field of heat treatment.The method comprises the steps that 1, adjustment treatment is conducted on a 0Cr12Mn5Ni4Mo3Al part, so that carbide is separated out from austenite; 2, the adjusted part is subjected to cold treatment and then dried, and martensite transformation treatment is completed; and 3, aging treatment is conducted on the part subjected to cold treatment, so that the hardness of the part meets the requirement. 0Cr12Mn5Ni4Mo3Al belongs to precipitation hardening stainless steel, the supply state is a hard state or a semi-hard state, precipitation hardening is generated through heat treatment aging, and the strength, hardness and elasticity of the material are improved.

The invention discloses a method for inducing gynogenesis of Sinilabeo notabilis by white crucian carp sperms and application thereof, and the method for inducing gynogenesis of Sinilabeo notabilis by white crucian carp sperms comprises the following steps: (1) collecting and diluting white crucian carp sperms, and then carrying out inactivation treatment by ultraviolet lamp irradiation; (2) mixing the inactivated seminal fluid of the carassius auratus and the inactivated mature eggs of the sinilabeo nolatus, performing dry insemination, then pouring the mixture into cold water for treatment, putting fertilized eggs into a normal-temperature water incubation tank for incubation after cold treatment is finished, and keeping running water to enable the fertilized eggs to float along with water flow and not to sink to the bottom; and (3) after fry are hatched from the fertilized eggs, culturing to obtain gynogenetic sinilabeo nolabeo. According to the method, the carassius auratus sperms are adopted to induce the gynogenesis of the semilabeo nolabeo to successfully breed and obtain the gynogenesis semilabeo nolabeo offspring, which is the first time in the artificial induction gynogenesis and germplasm improvement of the semilabeo nolabeo. In the breeding process, it is found that the 6-month-old semilabeo notabilis has the advantages that the growth speed is high, and the low-temperature resistance is remarkably higher than that of the parent semilabeo notabilis.

The utility model discloses an intelligent beany flavor removing and oil pressing device with the cooperation of extrusion and subzero treatment, relates to the technical field of oil pressing equipment, and solves the problems that a traditional soybean oil pressing process is low in automation degree and poor in beany flavor removing effect. The soybean oil pressing machine comprises a rack, an extruding and puffing device, a subzero treatment device, an intelligent control system and a soybean oil pressing device, wherein the extruding and puffing device, the subzero treatment device, the intelligent control system and the soybean oil pressing device are all arranged on the rack; a discharge hole of the extrusion puffing device is connected with an inlet of the subzero treatment device through a conveying belt; an outlet of the subzero treatment device is communicated with an inlet of the soybean oil pressing device through a conveying pipeline; the intelligent control system is in signal connection with the extrusion puffing device, the subzero treatment device and the soybean oil pressing device and controls the devices to operate. According to the utility model, soybeans are treated through a subzero treatment technology, so that the beany flavor is effectively reduced; meanwhile, intelligent control over the whole system is achieved through the intelligent control system.

The invention relates to the technical field of refrigeration equipment control, and discloses an intelligent defrosting control method and system for refrigeration equipment, by implementing the intelligent defrosting control method and system for the refrigeration equipment, defrosting control and atomization evaporation cold operation are organically combined, and by comprehensively monitoring and analyzing multiple parameters such as the surface temperature of an evaporator, the environment humidity and the water storage capacity of a water receiving box, the intelligent defrosting control method and system for the refrigeration equipment are achieved. Comprehensive intelligent management and control of the refrigeration equipment are realized; moreover, defrosting and atomization evaporation cold treatment conditions can be accurately judged, targeted control parameters can be generated, accurate control over defrosting operation of the refrigeration equipment and intelligent atomization evaporation cold treatment over water stored in a water receiving box are achieved, the refrigeration efficiency of the refrigeration equipment is effectively improved, the service life of the equipment is prolonged, energy consumption is reduced, and the refrigeration efficiency of the refrigeration equipment is improved. And meanwhile, stable and efficient operation of the refrigeration equipment under various working conditions is guaranteed.

The utility model discloses a high-temperature material laying cooler which comprises a cooling box and a hopper arranged at the feeding end of the cooling box, a material conveying mechanism and a refrigerant storage device are arranged in the cooling box, and the material conveying mechanism is arranged between the feeding end and the discharging end of the cooling box. The material conveying mechanism is used for uniformly paving materials conveyed into the cooling box by a hopper in the conveying direction of the material conveying mechanism, so that the cooling contact area is effectively increased, and uniform cooling can be realized; the refrigerant storage device is arranged on the side, opposite to the materials, of the material conveying mechanism, and a cold medium for conducting heat exchange on the materials is stored in the refrigerant storage device, so that shock cooling treatment is achieved. Compared with an existing stirring type cooling structure, a better cooling effect is achieved, and the consistency of the performance of a final product can be guaranteed.

The present application belongs to the field of plant tissue culture and genetic transformation, and particularly relates to a method for establishing a regeneration system of green moss seeds and a genetic transformation method. The subculture medium of the method for establishing the regeneration system of the green moss seeds contains proline and kinetin. The resistant subculture medium of the genetic transformation method of the green moss seeds contains proline and kinetin, and the first and second resistant screening media contain proline and vitamin C. The genetic transformation method of the green moss seeds comprises the steps of cold treatment, vacuum treatment and dry treatment of callus. The subculture medium of the regeneration system of the green moss seeds is optimized, the regeneration efficiency is high, and a large number of regenerated plants can be obtained; the green moss genetic transformation system of the present application can obviously distinguish between the successfully transformed and unsuccessfully transformed experimental materials through twice resistant screening, and the identification accuracy is high.

The invention discloses a heat treatment process method for a GCr15SiMn steel bearing part, and belongs to the technical field of bearing parts, and the heat treatment process method specifically comprises the following steps: firstly, placing ferrules in a heat-resistant steel tool according to process requirements, separating the ferrules by heat-resistant steel mesh pads, and placing rolling bodies in a single-layer upright manner; cleaning is carried out after completion, and then quenching heating is carried out under the protective atmosphere; the heated bearing part is subjected to salt bath cooling and air cooling; and then the bearing part is subjected to cleaning and anti-rust treatment and is transferred into a deep cooling box for cold treatment, and finally, a salt bath tempering furnace is adopted for high-temperature tempering, so that treatment is completed. The heat-resistant steel mesh pad with the specific specification is arranged between the ferrules, so that the heating and cooling uniformity of parts is improved; a cold treatment process and a high-temperature tempering process are adopted, the content of residual austenite in the quenched GCr15SiMn steel bearing part is reduced, the content of the residual austenite is reduced to be within 5%, and the technical requirements of precise products are met.

The present application provides a curry sauce, comprising: 85-90 parts by mass of soybean oil, 35-40 parts by mass of chopped chili pepper, 10-15 parts by mass of dehydrated coriander, 8-10 parts by mass of edible salt, 8-10 parts by mass of white granulated sugar, 5-12 parts by mass of monosodium glutamate, 4-10 parts by mass of raw garlic, 2-4 parts by mass of erythritol, 2-4 parts by mass of raw ginger, 1.5-2.0 parts by mass of oyster sauce, 1.5-2.5 parts by mass of chicken essence, 0.4-0.6 parts by mass of yeast extract, 0.6-0.8 parts by mass of capsaicin, and 0.1-0.3 parts by mass of capsicum red pigment. The two-step process of "cold treatment plus color protection agent and synergistic rehydration, low-temperature frying and fresh-keeping" is adopted for the dehydrated coriander, and the rehydration link uses a compound solution of erythritol, concentrated lemon juice and erythorbic acid to achieve the four effects of color protection, crispness preservation, taste retention and shelf life extension. By controlling the process parameters and taking advantage of the compound components, the unstable quality and short shelf life of the rehydrated coriander are solved.

The application discloses a mechanical watch escapement wheel heat treatment processing technology, comprising the following steps: step one, cleaning; step two, preheating; step three, heating; step four, processing; step five, quenching; step six, tempering; step seven, air cooling; step eight, deep cooling; step nine, detection; wherein in the above step one, the semi-finished escapement wheel made of 42CrMo material is placed in an ultrasonic cleaning device, the surface residual impurities of the semi-finished escapement wheel are removed by using the ultrasonic principle, and after the removal is completed, the semi-finished escapement wheel is taken out, then the semi-finished escapement wheel is evenly placed in a draining tray, and the draining tray with the semi-finished escapement wheel is placed in a dry drying room for draining and drying treatment; the application eliminates the stress generated by the escapement wheel by deep cooling treatment before finishing, thereby improving the quality of the escapement wheel and prolonging the service life of the escapement wheel.

The invention relates to the technical field of anthocyanin extraction, and discloses berry anthocyanin extraction equipment and an extraction method.The extraction equipment comprises an extraction machine, and a fruit juice cold filtering mechanism is arranged in a working area of the extraction machine and used for conducting cold treatment on berries and achieving efficient extraction; the fruit juice cold filtering mechanism comprises four middle vertical pipes which are vertically arranged, a cloth bag and a liquid pumping assembly; wherein the four middle vertical pipes are fixed at the central position of a working area of the extractor in a matrix manner to form a stable supporting structure; the top of the middle vertical pipe is rigidly connected with the limiting disc, and the bottom is fixedly provided with the chassis through welding. The liquid supply and extraction assembly is connected with the four middle vertical pipes; the limiting disc is rotationally sleeved with a conical tooth disc through a bearing assembly, and a rotary driving structure is formed. By arranging the fruit juice cold filtering mechanism, a low-temperature extracting solution of 0-5 DEG C and purified water are utilized to form high-pressure cold vortex water flow, and damage of high temperature to activity of anthocyanin is effectively avoided while berries are physically crushed.

The utility model relates to the technical field of subzero treatment, and discloses subzero treatment equipment which comprises a cold treatment box, the inner wall of the cold treatment box is fixedly connected with a storage plate, and an anti-adhesion mechanism is arranged on the cold treatment box; the anti-adhesion mechanism comprises two sliding blocks and a bidirectional threaded rod, the two sliding blocks are connected to the storage plate in a relatively sliding mode, and arc-shaped blocks are fixedly connected to the tops of the two sliding blocks. The first motor is started to drive the bidirectional threaded rod to rotate, the bidirectional threaded rod drives the two sliding plates to horizontally and relatively move under limiting of the limiting sliding rods, the sliding plates move to drive the sliding blocks to slide in the sliding holes, then the arc-shaped blocks on the tops of the sliding blocks move, and materials bonded with the storage plate are upwards jacked and separated; the damage or deformation of the material possibly caused by directly and forcibly taking down the material is avoided, and the material is convenient to take and place.

The invention discloses application of a cotton GhABF3 gene in regulation and control of plant cold resistance, and belongs to the field of gene engineering. A GhABF3 protein of an ABF family is identified in upland cotton, the amino acid sequence of the GhABF3 protein is shown as SEQ ID NO.2, and the nucleotide sequence of the encoding gene GhABF3 of the GhABF3 protein is shown as SEQ ID NO.1. An overexpression vector and a silence vector of the gene are constructed, arabidopsis thaliana and cotton are transformed, and transgenic experiment results show that after cold stress treatment, compared with a wild plant, a GhABF3 overexpression plant shows a better growth situation; and the damage phenotype of the silent plant after cold treatment is obviously aggravated. The invention provides a key gene resource and a breeding method for plant cold stress-resistant breeding, and not only is expected to bring remarkable economic benefits in the field of plant production, but also has an extremely wide application prospect.

The application discloses a heat treatment method for improving the strength and toughness of ultrahigh-strength martensite aging stainless steel, and belongs to the technical field of metal heat treatment.The method is characterized in that, after homogenizing forging of the martensite aging hardening stainless steel, a pre-aging process and a deep cooling process are added between a solid solution treatment process and a long-time aging treatment process, and a deep cooling treatment is additionally added after the long-time aging treatment process.The method specifically comprises the following steps: (1) solid solution treatment; (2) first deep cooling treatment; (3) pre-aging treatment; (4) second deep cooling treatment; (5) long-time aging treatment; and (6) third deep cooling treatment.The heat treatment method of double-aging process+three deep cooling processes solves the problem of the compromise between the precipitation degree of precipitated phases and the content and morphology of austenite under the existing heat treatment process technology, and finally, the martensite stainless steel with ultrahigh strength and ultrahigh toughness is obtained.

The invention relates to the technical field of tea processing, and discloses an orange osmanthus apocynum venetum tea scenting process which comprises the following steps: baking apocynum venetum until the moisture content of the apocynum venetum is 6-7%, and cooling the apocynum venetum to obtain pretreated apocynum venetum; the method comprises the following steps: thinly spreading picked orange osmanthus flowers for 2-4 hours to remove 5-15% of moisture, so as to obtain pretreated orange osmanthus; uniformly mixing the pretreated apocynum venetum and the pretreated orange osmanthus according to a preset proportion to obtain a camellia mixture, the orange osmanthus fresh flowers and the apocynum venetum are blended and treated by adopting a scenting process, so that the aromatic characteristic of the orange osmanthus and the characteristic of the apocynum venetum are combined, and a composite tea product with harmonious flavor and stable smell is formed; the orange osmanthus and apocynum venetum tea has a relatively balanced characteristic on the overall property, the drinking experience can be improved, and the taste, aroma and overall flavor of the orange osmanthus and apocynum venetum tea are easier to accept through reasonable blending and process control.

The utility model relates to a multifunctional breast milk deposition treatment device which comprises a first shell, a massage layer, a medicine applying layer and a temperature sensing nursing layer. The medicine applying layer is arranged on the inner layer making contact with the skin. The temperature sensing nursing layer is arranged between the massage layer and the medicine applying layer and comprises a temperature sensing medium, a refrigerating piece and a heating piece. And the refrigerating sheet and the heating sheet are respectively contacted with the temperature sensing medium surface. And when hot compress is needed and the switch of the heating sheet is turned on, the heating sheet is started and the temperature of the temperature sensing medium is raised so as to realize the hot compress effect. Under the condition that cold compress is needed and the switch of the refrigeration sheet is turned on, the refrigeration sheet is started and the temperature of the temperature sensing medium is reduced so as to achieve the cold compress effect. As a wearable treatment device, the device has better convenience, combines multiple functions of massage, cold and hot treatment, medicine application, milk suction and the like, and meets the requirements of puerperae at a time with relatively lower cost. Meanwhile, multiple functions are matched for use, so that the breast dredging and milk sucking efficiency is improved, and the cold and hot compress temperature and the massage strength are easy to adjust.

The present application provides a kind of tobacco seedling cold tolerance grading identification method, comprising the following steps: S1, after sterilization of tobacco seed, sowing and cultivation, obtain tobacco seedling;S2, the obtained tobacco seedling is transplanted to nutrient medium, sets up control group and cold treatment group;S3, the tobacco seedling population subjected to low temperature stress is carried out cold injury index investigation;S4, the relative activity of multiple physiological and biochemical indexes of each tobacco material in the cold resistance candidate population is determined;S5, according to the comprehensive evaluation value, the cold resistance of tobacco material in the cold resistance candidate population is accurately sorted and finally graded;The present application effectively solves the core pain point that the existing tobacco seedling cold tolerance identification technology cannot consider high-throughput screening efficiency and identification result accuracy, overcomes the technical defects of traditional method phenotype identification subjective error, high cost of full amount of physiological index determination, multi-index evaluation system is not standard, and the technical defects that the distinguishing degree of medium cold resistance material is insufficient.