1416results about How to "Function increase" patented technology

The invention relates to a shock absorber and a shock absorption system, and belongs to the technical field of precise shock absorption. The shock absorber comprises a base, a top plate, a piston and a supporting piece, a cavity is formed in the side, facing the top plate, of the base, the piston is connected with the base in the cavity in the mode that the piston can move in the depth direction of the cavity, the piston and the cavity are sealed to form a sealed cavity, the piston is connected with the top plate through the supporting piece, and therefore the pneumatic assembly with the vertical vibration reduction function is integrated in the vibration damper. The air cavity and the piston of the pneumatic assembly are both arranged at the bottom of the shock absorber, so that the air cavity and the piston are prevented from occupying the space between the base and the top plate in the shock absorber, and due to the fact that the area of the area, where the air cavity can be arranged, of the shock absorber base is larger, the shock absorber base can be more compact under the condition that the thickness of the base is not increased or slightly increased. The air cavity and the piston are arranged in the shock absorber base, so that the device integration density can be improved, the space can be compact, and miniaturization and multi-functionalization of the shock absorber are facilitated.

The invention discloses a preparation method of a metal-based nano-enzyme and application of the metal-based nano-enzyme in treatment of periodontitis, the nano-enzyme combines two metal bases, and the nano-enzyme exerts anti-inflammatory, vascularization and osteogenesis effects through advantage complementation to treat periodontitis. The nano-enzyme for treating periodontitis has excellent anti-oxidation / anti-inflammatory performance, exerts an ROS elimination function in a specific environment, responds to a periodontitis pathology microenvironment to release metal ions, exerts a growth factor-like function of the metal ions and realizes repair of blood vessels and bone tissues. The multifunctional nano material has the advantages of simple process, low cost, high activity and the like, and has a good treatment effect on periodontitis.

The invention relates to the technical field of new material performance detection, in particular to a new material compression resistance and tensile property detection device which comprises a test counter, a driving mechanism arranged in the test counter, an auxiliary mechanism arranged on the upper side of the test counter, a clamping mechanism arranged on the side face of the auxiliary mechanism, and a driving mechanism comprising a motor. Connecting shafts are arranged on the side faces of the motors. By arranging the driving mechanism, the auxiliary mechanism and the clamping mechanism, stable clamping of different materials can be completed, stable compression resistance and tensile property detection can be conducted, during detection, multiple modes and states can be provided for use, multiple sets of detection can be conducted, the detection efficiency can be improved, large-specification materials can be assisted to be stabilized during detection, and the detection efficiency is improved. Inaccuracy of detection effect data is avoided, in addition, performance detection of side stress of materials can be carried out, so that accuracy of performance detection and performance testing of new materials under multiple conditions are guaranteed, and functionality and accuracy are improved.

The invention discloses application of an AXL inhibitor in preparation of a medicine for treating heart failure, and relates to the field of pharmacy. The invention provides application of an AXL inhibitor in a medicine for treating heart failure. The AXL inhibitor can remarkably inhibit abnormal activation of fibroblasts and can remarkably improve the heart function of a mouse with heart failure.

The invention discloses a cultural heritage digital display platform, which is mainly applied to the fields of museums, cultural heritage protection institutions, education institutions and the like, and specifically comprises a central control module, and a user interaction module, a multimedia display module, a virtual reality rendering module, a database management module and an intelligent recommendation module which are connected with the central control module. The cultural heritage digital display platform has remarkable beneficial effects in the aspects of improving cultural heritage protection and inheritance efficiency, enhancing user experience and interactivity, realizing personalized recommendation and accurate service, promoting cultural education and propagation, optimizing data management and analysis capability and the like, and is beneficial to protection and inheritance of the cultural heritage; and the cultural literacy and aesthetic level of the public can be improved, and a positive contribution is made to the development of cultural heritage.

The invention discloses a semiconductor probe card electrical parameter extraction method and system based on an MEMS technology, and relates to the technical field of semiconductor testing, the method comprises the following components: initialization setting: aligning an MEMS probe card to a target test area on a wafer to be tested, firmly fixing the probe card and the wafer together by using a mechanical clamping device, and setting the MEMS probe card and the wafer to be tested; by integrating the decision tree model and the genetic algorithm, accurate mapping and optimization of semiconductor wafer surface features and optimal probe contact parameters are achieved, the intelligent level of testing is improved, the test time is shortened, the test efficiency is improved, and the test cost is reduced. The self-adaptability and stability of the testing process are remarkably enhanced, real-time adjustment of probe contact parameters is ensured through a dynamic monitoring and closed-loop control mechanism, the testing error is effectively reduced, the testing precision is improved, the optimal contact parameter combination is found through an optimization algorithm, the testing period is further shortened, and the testing efficiency is improved.

The invention provides a neuromuscular multi-element coupled organoid micro-fluidic chip, a device and a method. Relates to the technical field of organoid micro-fluidic chips. A first culture chamber, a second culture chamber and a third culture chamber are arranged in a culture layer of the chip; the first culture room is used for culturing nerve cells; the second culture room is used for culturing muscle cells; a microfluidic channel for communicating the first culture chamber with the second culture chamber is arranged between the first culture chamber and the second culture chamber; the third culture room is arranged on the micro-fluidic channel and is used for culturing a neuromuscular joint formed by convergence of axons of nerve cells and muscle cells; a microelectrode array plate is arranged in the circuit layer and is used for performing electrical stimulation and electrophysiological function detection on neuromuscular cells. Through the chip, co-culture of in-vitro nerves and muscle organs can be realized, a complex interaction relationship in a neuromuscular system can be accurately simulated, and the chip can also be used for constructing various neuromuscular related disease models.

The invention provides a method and a device for simulating a video medium by a multi-mode medium in dubbing and a readable storage medium thereof. In the dubbing field, a traditional video medium has the problems of high cost, poor flexibility and the like. According to the method, multi-mode media such as audios, pictures and texts are dynamically loaded during program running, and the video effect is simulated through specific steps. The method comprises the following steps of: initializing an item, configuring resources, requesting and analyzing data, loading a UI (User Interface) control, synchronizing the data and the control, adding an interactive operation and an extended function, and finally releasing the resources. The technology effectively reduces the cost, realizes resource sharing, improves the operation efficiency and flexibility, has cross-platform compatibility, has important practical value in dubbing and other multimedia application scenes, and can bring more efficient and convenient experience to users.

The invention provides a polyvinylidene fluoride-based nanofiber yarn wave-absorbing fabric as well as a preparation method and application thereof, and belongs to the technical field of preparation of wave-absorbing composite materials. The preparation method comprises the following steps: preparing nanofiber yarns or nanofiber core-spun yarns by adopting a conjugate electrostatic spinning technology, directly adding a conductive substance into a spinning solution to form conductive nanofibers, and further coating the nanofiber yarns or the nanofiber core-spun yarns with a PDA shell layer to improve the wear resistance and reduce silver nanoparticles in situ; finally, the yarns are woven into fabric through a weaving or knitting technology, and the fabric is applied to the fields of buildings, electromagnetic protective clothing, flexible electronics and the like. Compared with an existing microwave absorbing material, the fabric-based material is light in weight and good in mechanical flexibility and processability. Fabrics formed of nanofiber yarns or nanofiber core spun yarns facilitate the induction of interfacial polarization and multiple reflections, and can deeply design material properties. The material provided by the invention has better wear resistance, wearability and microwave absorption performance, and is suitable for actual production and application.

The invention relates to the technical field of cellular immunotherapy, in particular to application of efonidipine in preparation of a dendritic cell immunologic adjuvant. The invention provides an application of efonidipine in preparation of a dendritic cell immunologic adjuvant. It is found that efonidipine can promote maturation, migration and antigen presentation functions of DCs, and the homing ability of DCs and CD8 + T cell activation are remarkably improved. The activation aspect of efonidipine on DCs comprises improvement of expression of maturation indexes CD80, CD40 and CD86, expression of a migration index CCR7, activation of CD8 + T cells by antigen presentation and the like. The efonidipine used in the invention is a drug approved by FDA for clinical treatment of cardiovascular diseases, the application of the efonidipine in immunotherapy is found, new use of old drugs is realized, and the efonidipine has great economic value.

The invention discloses vacuum brazing equipment and method for a plate-fin heat exchanger, relates to the field of welding, and aims to solve the problems of low heating efficiency and difficulty in deformation control caused by structural characteristics of the plate-fin heat exchanger and characteristics of vacuum radiation heating at present. Structures such as a hydraulic control system, an upper water-cooling sealing conductive pressure head, a lower conductive base and a tool are added on the basis of traditional vacuum brazing equipment, the structures are compounded with a furnace pipe, an upper electrode of the upper water-cooling sealing conductive pressure head is of a distributed structure and can move up and down through the hydraulic control system, and the upper electrode of the lower water-cooling sealing conductive pressure head can move up and down through the tool. And by matching with a tool, a workpiece can be always stressed uniformly, and continuous and stable self-resistance extremely-fast heat generation electrifying can be ensured. Double-feedback series control is adopted to achieve double-heat-source heating, the heating process time is shortened, a pressure-temperature coupling control method is adopted, it is ensured that stress is uniform, deformation is reduced, and the heating efficiency and the welding quality consistency are improved. And rapid and uniform heating and small deformation control of the workpiece can be realized.

The invention discloses an anti-condensation device of a powder grinding and selecting machine for cement processing, and belongs to the technical field of cement processing devices. A powder grinding and selecting machine anti-condensation device for cement processing comprises an air bellow, a crushing box communicated with the air bellow is fixedly installed on the surface of the top end of the air bellow, a powder grinding and selecting box communicated with the crushing box is fixedly installed on the surface of the top end of the crushing box, a circular truncated cone column is fixedly installed in the powder grinding and selecting box, and a lower disc is fixedly installed on the surface of the circular truncated cone column. An upper disc sealed with the inner wall of the powder grinding and selecting box is fixedly mounted above the lower disc; and a plurality of rotatable outer air guide blades are arranged between the lower disc and the upper disc. Compared with a traditional fixed blade, the anti-condensation device of the powder grinding and selecting machine for cement processing has the advantages that the adjustable air guide blade enables air flow to flow evenly, powder selecting efficiency is improved, backflow of cement fine powder materials is avoided, abrasion to the inner air guide blade and the outer air guide blade is reduced, the service life of the air guide blade is prolonged, and the service life of the powder grinding and selecting machine is prolonged. And the noise is reduced due to uniform airflow flowing.

The invention discloses a photoelectric wafer defect detection method, and belongs to the technical field of semiconductors. The detection method comprises the steps that the surface of a photoelectric wafer is covered with a quantum dot precursor solution, annealing is carried out, after a quantum dot film is formed, irradiation is carried out under ultraviolet light, a displayed fluorescence signal can mark defects on the surface of the photoelectric wafer, and the purpose of detecting the defects of the photoelectric wafer is achieved. The quantum dots used in the invention have excellent fluorescence efficiency and stability, and can provide a high-contrast marking effect in an SEM image. Therefore, the detection of micron-scale and nano-scale defects is more accurate, and the details are clearer. A traditional fluorescence labeling solution is limited in infiltration capacity in nanoscale defects and can only cover the surface. The quantum dots can penetrate into the defect to form a mark with the depth ratio as high as 1: 3. The depth marking capability is helpful for comprehensively knowing the internal structure of the defect and the defect extension condition. In addition, the quantum dots have excellent adaptability and multifunctionality, and show good stability and coupling effect under different types of wafer conditions.

The invention discloses an Internet of Things equipment collaboration method and system based on an open source gap system, and the method comprises the steps: building an Internet of Things equipment operation environment based on the open source gap system; designing a visual rule arrangement platform based on the operation environment of the Internet of Things equipment; receiving an editing operation of a user on the visual rule arrangement platform, editing a rule through the visual rule arrangement platform, and performing a simulation test on the rule; the rules passing the test are packaged into a business rule file, and the business rule file is distributed to a super device end side or a cloud side to be executed according to actual requirements; and continuously optimizing functions and performance of the visual rule arrangement platform according to user feedback and system operation conditions. According to the invention, the management and control of the Internet of Things equipment are more convenient and efficient by combining the open-source and wide-range system with the super equipment rule arrangement technology and simplifying the rule arrangement process, and efficient cooperation and intelligent control among the Internet of Things equipment are realized.

The invention provides an establishment method of umbilical cord mesenchymal stem cells with high expression of IGF-1 (Insulin-like Growth Factor 1) and application of the umbilical cord mesenchymal stem cells in premature ovarian failure. The construction method of the umbilical cord mesenchymal stem cells with high expression of IGF-1 comprises the step of transfecting the umbilical cord mesenchymal stem cells with the IGF-1 gene, so that the umbilical cord mesenchymal stem cells highly express IGF-1. The invention also provides application of the umbilical cord mesenchymal stem cell with high expression of IGF-1 in preparation of drugs for treating premature ovarian failure. According to the invention, the IGF-1 gene is transfected to the hUC-MSC, so that the hUC-MSC highly expresses the IGF-1, and the hUC-MSC secretes a large amount of IGF-1. The ovarian function is improved through the immunoregulation effect of hUC-MS, and meanwhile, the effect of resisting apoptosis of granular cells is achieved through IGF-1 secreted by hUC-MS. And the treatment effect on the premature ovarian failure is achieved through synergism of the two effects.

The invention discloses a shared parking method for real-time sharing adjustment and dynamic income optimization, and belongs to the technical field of shared parking system optimization. The problem that an existing shared parking method is low in parking space utilization rate is solved. According to the method, an owner can flexibly adjust the sharing state of the parking space according to actual requirements, modification in a common mode can be carried out, instant modification in an emergency situation is also supported, and personalized requirements are met. Different pricing modes are provided, meanwhile, an overtime pricing mechanism is introduced, when the vehicle owner parks in an overtime mode, the system can increase prices according to the overtime duration, the vehicle owner is motivated to leave on time, and the circulation efficiency of the parking space is ensured. According to the invention, a bidirectional credit evaluation mechanism is also introduced, the behavior of frequently modifying the parking space state by the owner and the overtime parking behavior of the owner are recorded and brought into a credit scoring system, the occurrence of improper behaviors is reduced, the fairness of the shared environment is ensured, and the win-win situation of both parties is realized. The method can be applied to optimization of the shared parking scheme.

The gas generating device comprises a cup body, a stock bin and a filtering bin, a reaction bin is formed in the cup body and connected with the filtering bin through an exhaust channel, and the filtering bin is provided with an exhaust port; the stock bin is detachably connected to the upper portion of the cup body, a material opening is formed in the lower end of the stock bin, and a feeding device is arranged and used for conveying a material B in the stock bin into the reaction bin through the material opening. The gas generating device provided by the invention is convenient to operate and controllable in gas pressure.

The utility model discloses an induction type LED roadway lamp which comprises a roadway lamp shell and a self-cleaning mechanism. A connecting base is arranged on the lower side of the roadway lamp shell, and an LED lamp and a human body induction switch are installed on the lower side of the connecting base; the self-cleaning mechanism comprises an outer gear ring and an arc-shaped cleaning brush, the outer gear ring is rotationally connected to the lower side of the connecting base through a large-diameter bearing, the arc-shaped cleaning brush is arranged on the inner wall of the outer gear ring, and the arc-shaped cleaning brush and the LED lamp are installed in a matched mode; the induction type LED roadway lamp further comprises a single chip microcomputer, the induction type LED roadway lamp can automatically clean suspended particles, attached to the surface of an illumination part, in a mine roadway, the illumination effect of the device is improved, meanwhile, the device can automatically detect the concentration of the suspended particles in the mine roadway, and if the concentration of a certain suspended particle exceeds a standard value, the single chip microcomputer is started. The mine tunnel evacuation early warning system can timely carry out evacuation early warning on workers in a mine tunnel and upload the position of the workers to an external control terminal, and is diversified in function and good in safety.

The invention discloses a PP resin foaming optical diffusion plate and a preparation method thereof.The diffusion plate comprises an upper layer, a middle layer and a lower layer, the upper layer and the lower layer are located on the two sides of the middle layer, the thickness ratio of the upper layer to the middle layer to the lower layer is 1: (7-9): 1, and the upper layer and the lower layer are the same in composition; the upper layer is prepared from the following components in parts by mass: PP resin, PP-g-MAH resin, copolymer microspheres, a flame retardant, an antioxidant, mineral oil, a light stabilizer, an ultraviolet light absorber and a whitening agent; the middle layer is prepared from the following components in parts by mass: GPPS resin, a foaming agent, an antioxidant, mineral oil, a light stabilizer, an ultraviolet light absorber and a whitening agent, and the diffusion plate is stable in overall structure, good in optical performance and low in manufacturing cost.

The invention discloses a landscape garden ecological maintenance device, and relates to the technical field of garden ecological maintenance, the landscape garden ecological maintenance device comprises a base, a water tank and a collection box, and further comprises an electric telescopic rod fixed on the front surface of the base through a support plate, and the output end of the electric telescopic rod is fixedly connected with a vertical plate; the spraying pipe is arranged on the front side of the water tank, and a plurality of sprayers are fixedly connected to the bottom of the spraying pipe. The landscape garden ecological maintenance device has the functions of spraying, mowing and recycling and cleaning, the functions are diversified, the working efficiency during maintenance is improved, use is more convenient, during spraying, an electric telescopic rod can drive the spraying pipe to adjust the height, and the spraying efficiency is improved. The angle of the spraying pipe is adjusted through the rotating assembly, the adjusting assembly can drive the spraying pipe to move, the spraying range of the spraying pipe is adjusted, the operation enables the adjustable spraying range to be larger, spraying can be conducted on different garden plants according to requirements, and using is more convenient and faster.

The invention provides a single-electrode silica gel sheet test circuit, device and method for physical therapy. The single-electrode silica gel sheet test circuit comprises a microcontroller, a Darlington tube array chip circuit, a relay array, a signal conditioning circuit and the like. The microcontroller controls the Darlington array to amplify low-power signals, drives the relay array to achieve selection of different test paths, collects and processes test data, and transmits the test data to the computer through a serial port. The relay array alternately switches paths to complete each test item; the signal conditioning circuit is used for adjusting a test signal to meet the AD sampling requirement; the digital control analog switch realizes multiplexing of multiple paths of signals, and a single AD port acquires multiple paths of signals; and the state indicating circuit displays the test result and gives an alarm prompt. The system is specially used for a single electrode plate test scheme, the installation complexity can be remarkably reduced, the stability is improved, and the efficiency is greatly improved.

The invention relates to the field of semiconductor packaging, and provides a semiconductor packaging structure and a forming method thereof, and the method comprises the steps: providing a glass substrate which is provided with a plurality of discrete glass through hole interconnection structures; an inorganic dielectric layer and a first interconnection structure located in the inorganic dielectric layer are formed on the upper surface of a glass substrate through the BEOL technology in the front-end manufacturing process of a semiconductor, and the density of the formed first interconnection structure is larger than that of a second interconnection structure formed on the lower surface of the glass substrate subsequently. The feature size of the first interconnection structure is smaller than that of a subsequently formed second interconnection structure; forming an organic passivation layer and a second interconnection structure located in the organic passivation layer on the lower surface of the glass substrate by adopting an RDL process in a semiconductor back-end process; and mounting at least one first semiconductor chip on the upper surface of the inorganic dielectric layer. The method improves the wiring density of the first interconnection structure on the upper surface of the glass substrate.

The invention discloses a hardware security vulnerability knowledge graph-assisted Verilog security code generation method and device, and the method comprises the steps: firstly decomposing a hardware code generation task into a plurality of subtasks according to the natural language description of the hardware code generation task inputted by a user, and extracting signals, state conversion and circuit code examples; secondly, acquiring hardware security vulnerability data, and constructing a hardware vulnerability security knowledge graph from top to bottom; and then generating Verilog codes according to natural language description, signals, state transition and circuit code examples of the subtasks. And finally, based on the hardware vulnerability security knowledge graph, performing security vulnerability detection on the Verilog code and repairing security vulnerabilities to generate a secure Verilog code. According to the method, the hardware code generation efficiency and safety are improved, meanwhile, flexibility and expansibility are achieved, and implementation complexity is reduced.

The invention provides a traditional Chinese medicine compound for treating sicca syndrome and a preparation method and application thereof, and belongs to the technical field of traditional Chinese medicine compounds. The traditional Chinese medicine compound provided by the invention has the effects of eliminating dampness and heat, removing blood stasis and promoting salivation, can safely and effectively treat sicca syndrome by improving functions of exocrine glands and regulating immunity, belongs to a pure traditional Chinese medicine preparation, and has no toxic or side effect. The traditional Chinese medicine compound is proved to be capable of remarkably relieving the sicca syndrome, relieving dry mouth and eye symptoms of a patient, relieving fatigue, regulating and controlling a plurality of signals taking RAGE / TLR4 as a core, inhibiting excessive activation of an HMGB1-RAGE / TLR4-NF-kappa B pro-inflammatory pathway from gene and protein levels, inhibiting generation of pro-inflammatory cytokines, reducing inflammatory response and improving the immunity of the patient. The effect of treating the sicca syndrome is achieved. By acting on STAT3 phosphorylation, Tfh proliferation is inhibited, IL-21 secretion is reduced, humoral immune disorder is relieved, and the sicca syndrome is treated, so that the condition of the sicca syndrome is relieved, and the prognosis of the sicca syndrome is improved.

The invention discloses a photonic crystal hydrogel-based thermochromic intelligent window material as well as a preparation method and application thereof. The photonic crystal hydrogel-based thermochromic intelligent window material is obtained by filling a three-dimensional photonic crystal structure with a temperature-sensitive hydrogel prepolymerization solution and then curing the three-dimensional photonic crystal structure; the preparation method comprises the following steps: adding a temperature-sensitive monomer, modified cellulose and a cross-linking agent into deionized water, carrying out ultrasonic dispersion, stirring under an ice bath condition until the materials are completely dissolved, adding an initiator, stirring until the materials are dissolved, adding N, N, N ', N'-tetramethylethylenediamine, and uniformly stirring to obtain the temperature-sensitive hydrogel prepolymer. The photonic crystal hydrogel-based thermochromic intelligent window material prepared by the invention can regulate and control the window transmittance in real time according to the environment temperature, and has a sensitive thermochromic effect and excellent infrared shielding performance.

The invention belongs to the technical field of architectural ceramics, and particularly discloses a ceramic tile with a humidifying function and a preparation method of the ceramic tile. The ceramic tile comprises the following raw material components in parts by weight: 20-40 parts of pumice powder, 5-15 parts of volcanic mud, 20-30 parts of albite, 10-15 parts of kaolin, 5-15 parts of ceramic solid waste, 10-15 parts of glass powder, 1-3 parts of borax and 0.5-2 parts of carbon powder. According to the invention, pumice powder, volcanic mud and carbon powder are used as main humidity-regulating raw materials, glass powder, albite and borax are used as low-temperature flux raw materials, ceramic basic raw materials kaolin and ceramic solid waste are added, and low-temperature firing is carried out, so that the humidity-regulating ceramic tile with high strength is prepared, the deformation and cracking of the product are prevented, the moisture absorption capacity in 24 hours is 325-342 g / m < 2 >, and the humidity-regulating effect is good. The moisture liberation is 299 to 309 g / m < 2 >, and the breaking strength reaches 17.9 to 19.8 MPa.

The invention belongs to the technical field of launching of underwater unmanned aerial vehicles, and discloses a deceleration recoil resistance prevention device for complex water conditions. Comprising an unlocking assembly, a mounting assembly and a speed reduction assembly. A plurality of symmetrically-distributed electromagnets are arranged on the periphery of the unlocking assembly, the mounting assembly is fixedly arranged at the bottom of the unlocking assembly, and the positions, corresponding to the electromagnets, of the periphery of the mounting assembly are each provided with a speed reduction assembly; the speed reduction assembly comprises a swing rod, a wing piece, an unlocking iron plate and an unfolding spring. The swing rod is rotationally arranged at the bottom of the mounting assembly through a rotating shaft, the wing panel is fixed to the inner side of the swing rod, and the unlocking iron plate is arranged on the inner side of the wing panel, corresponds to the electromagnet in position and is used for attracting the electromagnet; the unfolding spring is fixed to the inner side of the wing piece and used for pushing the wing piece to be unfolded when attraction between the unlocking iron plate and the electromagnet is removed. According to the invention, the speed of the floating process of the preset platform can be reduced, so that the invisibility and stability of launching can be improved.

The invention relates to the technical field of microorganisms, and particularly discloses lactobacillus murine Mafic1501 and application thereof in improving the placenta function of a matrix with limited intrauterine growth and / or the development of an embryo with limited intrauterine growth. According to the present invention, it is found that the maternal placenta function and the fetal development can be improved by adding the Lactobacillus murinus Mafic1501 to the maternal source, such that the Lactobacillus murinus Mafic1501 and the application thereof are provided, the Lactobacillus murinus Mafic1501 is preserved in the China General Microbiological Culture Collection Center (CGMCC), and the preservation number is CGMCC NO.32163. The invention further provides the application of the Lactobacillus murinus Mafic1501, the invention provides an effective nutrition regulation and control scheme for relieving the adverse pregnancy outcome with limited intrauterine growth.

The utility model belongs to the technical field of heat pump air conditioners, and discloses an indirect heat pump system and a vehicle-mounted air conditioner. The indirect heat pump system includes a coolant loop and a refrigerant loop. The cooling liquid loop comprises a condenser, a motor heat exchanger, a radiator, an evaporator, a cold core, a warm core, a battery heat exchanger, a first three-way valve, a second three-way valve, a ten-way valve, a first water pump, a second water pump and a third water pump. The first three-way valve, the second three-way valve and the ten-way valve can control connection and disconnection between the condenser and the evaporator and the motor heat exchanger, the radiator, the cold core, the warm core and the battery heat exchanger. The refrigerant loop exchanges heat with the cooling liquid loop through the condenser and the evaporator. The indirect type heat pump system is simple in structure, high in integration level, small in occupied space, multiple in working mode and capable of meeting various use requirements of users.

The invention discloses a fire extinguishing method for a low-boiling-point flammable liquid storage tank. Fire control and cooling: applying high-stability compressed air foam to quickly control the fire of the low-boiling-point flammable liquid aiming at the fire of the low-boiling-point flammable liquid storage tank, and covering the surface of the low-boiling-point flammable liquid to form a foam blanket, so that the liquid is gradually cooled until the boiling point of the low-boiling-point flammable liquid is lower than the boiling point of the low-boiling-point flammable liquid; only oil steam and residual flames on the surface of the foam blanket remain; fire extinguishing: quickly spraying and releasing a dry powder extinguishing agent aiming at low-boiling-point flammable liquid oil steam residual flames on the surface of the foam blanket, and completely extinguishing the oil steam residual flames on the surface of the foam blanket by utilizing the excellent chemical inhibition fire extinguishing performance of the dry powder extinguishing agent; and after the fire of the low-boiling-point flammable liquid storage tank is completely extinguished, high-stability compressed air foam is continuously applied, a foam blanket is formed on the surface of the low-boiling-point flammable liquid, the low-boiling-point flammable liquid is continuously cooled, and reburning is effectively prevented. The fire extinguishing method is very efficient for extinguishing a low-boiling-point flammable liquid fire source.