25results about How to "Moderate intensity" patented technology

The invention relates to the technical field of three-dimensional measurement, and discloses a structured light three-dimensional detection system, method and device based on optical phased array coding, the structured light three-dimensional detection system comprises an optical phased array module, an acquisition module and a control module, the control module is connected with the optical phased array module and the acquisition module, and the optical phased array module is connected with the acquisition module and the control module. The optical coding module is used for performing phase regulation and amplitude regulation on the optical signal based on a preset regulation instruction to generate an optical coding pattern, and projecting the optical coding pattern to the surface of the to-be-measured object, so that the to-be-measured object reflects the optical coding pattern to generate reflection coding light; the acquisition module is used for acquiring the reflection coding light to obtain a reflection coding pattern; and the control module is used for generating a preset regulation and control instruction, decoding the reflection coding pattern, extracting a coding value and calculating feature information of the to-be-measured object based on the coding value. The problem that the structure light source cannot be adjusted can be solved, and the flexibility and controllability of three-dimensional detection are improved.

The invention relates to a tea jelly suitable for people with dysphagia and a preparation method thereof, and the tea jelly comprises the following raw materials by weight: 0.3-3% of tamarind polysaccharide; 0.1 to 3.5 percent of tea powder; 6%-40% of cane sugar; 0.03 to 0.5 percent of citric acid; and the balance of water. The tea jelly is prepared by the following method: firstly, dissolving tamarind polysaccharide in water to obtain a tamarind polysaccharide solution; soaking tea powder in water, and centrifuging to remove tea residues to obtain tea soup; adding cane sugar and citric acid into the tea soup to obtain compound tea soup; and uniformly mixing the obtained tamarind polysaccharide solution with the composite tea soup, and cooling to obtain the tea jelly. Compared with the prior art, the tea jelly provided by the invention is suitable for people with dysphagia to eat, the preparation process is simple, the production cost is effectively reduced, the energy consumption is reduced, and the tea jelly is suitable for large-scale industrial production and is a simple, convenient and effective tea jelly preparation technology.

The invention relates to preparation and application of a methotrexate-loaded silk fibroin gel drug release system, in particular to a methotrexate-containing gel preparation which contains methotrexate, silk fibroin and BDDE in a weight ratio of (1-2): (30-50): (6-10), the invention further provides a preparation method of the gel preparation, and the preparation method comprises the following steps: preparing the methotrexate-loaded silk fibroin gel drug release system by using the methotrexate-loaded silk fibroin gel drug release system, and preparing the methotrexate-loaded silk fibroin gel drug release system by using the methotrexate-loaded silk fibroin gel drug release system. The preparation method comprises the following steps: dissolving lithium bromide in water, adding silk fibroin and methotrexate, adding BDDE, and standing to form gel; the method specifically comprises the following steps: dissolving lithium bromide in water, adding silk fibroin and methotrexate, stirring at 50-70 DEG C for 0.5-2 hours, adding BDDE, and standing at 50-70 DEG C for 2-4 hours to form gel.

The utility model discloses a fast construction modularized groove supporting structure which comprises a supporting column, clamping grooves are formed in the left end and the right end of the supporting column, and a panel is connected to the inner side of the supporting column in a clamped mode through the clamping grooves. According to the device, the panel is made of a high polymer material such as ABS plastic, the strength is moderate, under the condition that the supporting strength is not reduced, stress concentration is aligned, the material is reinforced, the rest parts are hollowed out, the supporting structure is optimized in the forward direction, the overall weight is reduced, and the supporting effect is good. Modularized supporting is adopted, the application range is wider, under the conditions that the depth ranges from 1.5 m to 2.5 m, the width ranges from 1 m to 1.5 m and the length is larger than 1.5 m, implementation can be carried out, plate thickness module panels are connected in series through special steel, manual carrying and manual installation are achieved, and meanwhile the steel vertical rods serve as supporting frameworks to guarantee safety.

The invention discloses new energy automobile battery tray machining equipment and a machining method, and relates to the technical field of boring, the new energy automobile battery tray machining equipment comprises a bottom plate, a battery tray is arranged at the top of the bottom plate, a boring machine is fixedly connected to the top of the bottom plate, an electric lifter is fixedly connected to the outer wall of the boring machine, and a machining head is fixedly connected to the bottom of the electric lifter; a boring cutter is fixedly connected to the bottom of the machining head, a spraying mechanism is arranged on the outer wall of the machining head, by arranging a water mist flow guiding mechanism, water mist with large diffusivity can be guided out upwards in a large area through diffusion type flow guiding of a plurality of blades, the strength is moderate, the water mist sprayed out through a spraying head can enter a boring hole firstly, and then the water mist is sprayed out through the spraying mechanism. And then water mist wrapping residues in the boring hole and other pervasive water mist can be guided and discharged upwards in a targeted mode through rotation of the blades together, and targeted measures are taken when the battery tray is bored.

The invention relates to the technical field of biological medicines, and discloses hyaluronic acid modified metal coordination albumin nanoparticles as well as a preparation method and application thereof. The hyaluronic acid modified metal coordination albumin nanoparticle comprises a core and a hyaluronic acid shell layer, wherein the core is formed by self-assembly of an albumin-drug compound, poly-L-aspartic acid and ferric ions through coordination, and the hyaluronic acid shell layer is connected to the surface of the core through coordination or adsorption. According to the hyaluronic acid modified metal coordination albumin nanoparticles as well as the preparation method and the application thereof, the preparation method is simple, convenient and rapid, does not need complex covalent modification, is mild in condition and is easy for large-scale production, and the prepared nanoparticles are uniform in particle size, good in stability and high in stability. In addition, due to the fact that the hyaluronic acid is modified on the surface, the active targeting capacity on CD44 receptor high-expression tumor cells is achieved, the enrichment and treatment effects of the medicine on the tumor site are remarkably improved, and the application prospect in preparation of the anti-tumor medicine is wide.

The utility model discloses a tunnel portal shading shed capable of generating electricity, which relates to the technical field of tunnel construction facilities and comprises a plurality of longitudinal straight ribs and a plurality of transverse arc ribs which are mutually connected, a plurality of mounting holes are defined by the longitudinal straight ribs and the transverse arc ribs, and a first solar panel is arranged in the mounting hole longitudinally located in the middle. First light diffusion plates are arranged in the mounting holes located in the two sides of the solar panel in the longitudinal direction, a light shielding plate or a second solar panel is arranged in the mounting hole close to the first light diffusion plates in the longitudinal direction, and a second light diffusion plate is arranged in the mounting hole close to the light shielding plate or the second solar panel in the longitudinal direction. Supporting columns connected with the ground are arranged at the ends of the transverse arc ribs. The tunnel portal shading shed capable of generating electricity has the beneficial effects of energy conservation, environmental protection and uniform brightness of light in the shed.

The invention relates to tamarind polysaccharide yellow wine jellies suitable for people with dysphagia and a preparation method thereof. The tamarind polysaccharide yellow wine jellies comprise the following raw materials: tamarind polysaccharide, cane sugar, citric acid and yellow wine. Wherein the solid-liquid ratio of the tamarind polysaccharide to the yellow wine is 0.2-2.5 wt%; the solid-liquid ratio of the cane sugar to the yellow wine is 6-18wt%; the solid-liquid ratio of the citric acid to the yellow wine is 0.02 wt%-0.14 wt%. The preparation process comprises the following steps: mixing the tamarind polysaccharide, the cane sugar and the citric acid in the yellow wine, heating and stirring for a period of time, and then cooling in a mold at low temperature to form the tamarind polysaccharide yellow wine jelly. Compared with the prior art, the tamarind polysaccharide wine has the advantages that the tamarind polysaccharide and the high-quality yellow rice wine are used as the basis for the first time, a unique wine jelly form is formed through special freezing process treatment, the tamarind polysaccharide wine can be used as a beverage and a low-calorie dessert, a novel healthy diet choice is provided, and the tamarind polysaccharide wine is suitable for large-scale popularization and application. The traditional flavor and nutritional ingredients of the yellow rice wine are reserved, and meanwhile, patients with dysphagia can take and eat the yellow rice wine more easily and conveniently.

The utility model belongs to the technical field of potassium nitrate granule production, provide a kind of production system of potassium nitrate granule.The production system, including granulating system;Granulating system includes fluidized drying bed, first screening machine, pneumatic conveyer, cyclone separator, extrusion granulator, second screening machine, hopper and packing machine connected in turn and can communicate.The production process uses the above production system to carry out potassium nitrate granule production.The production system is built using existing equipment on potassium nitrate production line, and the equipment investment is less, and the process flow is short, and the operation is simple, and it is not necessary to build another production line.The prepared potassium nitrate granule is regular granular in appearance, and the granule strength is moderate, and there is no powdering in storage and transportation process.

This invention discloses a binder, its preparation method, and its application. The binder comprises the following raw materials: a compound containing soft segments, a compound containing hard segments, and a chain extender. The compound containing soft segments includes polyether polyols and polyester polyols, wherein the polyether polyols are end-capped with amino or hydroxyl groups, and the polyester polyols are end-capped with amino or hydroxyl groups. The compound containing hard segments is a diisocyanate, and the chain extender is a chain extender containing phenolic groups. This binder helps solve the interface problem of the positive electrode during battery operation and is expected to improve the cycle life and stability of the battery.

The utility model provides a front cabin cover plate and a vehicle. A front cabin cover comprises a front cabin cover inner plate and a front cabin cover outer plate which are connected together in a buckled mode. Crumple holes are formed in the left side and the right side of the front portion of the front cabin cover inner plate, the crumple holes in the sides are arranged close to the headlamp on the same side, and the crumple holes in the sides are a plurality of plates arranged at intervals from front to back along the edge of the front cabin cover inner plate. According to the front cabin cover plate, the crumple holes are formed in the portions, prone to colliding and making contact with pedestrians, of the front cabin cover inner plate, collision energy can be absorbed through crumple deformation of the positions where the crumple holes are located when collision occurs, collision damage to the pedestrians can be reduced, and the pedestrian protection performance of the front cabin cover can be improved.

The invention relates to a method for controlling the integrity of a single crystal of a quadruple guide blade, and belongs to the technical field of precision casting of aviation turbine blades. The casting method of the quadruple single crystal guide blade comprises the processes of ceramic mold core preparation, wax mold module pressing and combination, shell mold preparation, directional solidification, depoling, stress relief annealing, vacuum heat treatment, single crystal integrity detection and the like. The wax mold module comprises a pouring system wax mold, a blade wax mold, a transition section and a spiral crystal selector; the blade wax mold is provided with a blind riser which is arranged on the large margin plate and is flush with the end face of the exhaust edge of the blade body extension section on the outer side of the large margin plate; one end of the blade wax mold is connected with the plate-shaped ingate, the other end is connected with the transition section, and the transition section is connected with the bottom plate through the spiral crystal selector. According to the method for controlling the integrity of the casting blade single crystals, the metallurgical defects of mixed crystals, recrystallization and the like of the quadruple integral casting single crystal turbine guide blade can be effectively reduced, the problem of the integrity of the blade single crystals is solved, and the qualified rate of the quadruple single crystal guide blade is increased.

The invention discloses an annuloplasty ring which comprises a main body ring and an outer layer body, and the outer layer body wraps the periphery of the main body ring. The main body ring is a closed ring body formed by matching a front ring section, a rear ring section, a left ring section and a right ring section, the softness of the front ring section and the rear ring section is smaller than that of the left ring section and that of the right ring section, and the softness of the rear ring section is larger than that of the front ring section; the left ring section and the right ring section each comprise a plurality of connecting pieces arranged in sequence, at least two adjacent connecting pieces are movably connected, a movable gap exists in the connecting position, and the connecting pieces can be driven to stretch out and draw back in the perimeter direction of the main body ring relative to the other adjacent connecting piece so as to change the perimeter of the main body ring. And the connecting piece is driven to rotate relative to the other adjacent connecting piece so as to drive the main body ring to deform in the circumferential direction and the axial direction of the main body ring. On one hand, the annuloplasty ring can provide proper strength and prevent the annuloplasty ring from expanding, and on the other hand, the annuloplasty ring has proper flexibility and can adapt to the physiological change curvature of a heart valve in the systolic-diastolic-systolic movement process.

The invention discloses an all-metal waveguide slot broadband antenna, which adopts a plate type structure and comprises an antenna radiation layer, a network layer and a feed layer, a coaxial line interface of a four-in-one waveguide network of the feed layer is used for feeding, signals are transmitted and switched to a ridge waveguide, each radio frequency signal is divided into four parts through a ridge waveguide power divider, the four parts are distributed to a radiation wave port of the network layer in an equal-amplitude and same-phase mode, and then the four parts are transmitted to a feed unit of the antenna radiation layer through the four-in-one waveguide to be radiated out. And the radiation ports of the radiation layer work simultaneously. The antenna has multiple radiation wave ports, uniform arrangement and complete aperture, can realize broadband high gain and low side lobe, and is small in coaxial feed loss and high in radiation efficiency; strength is moderate, installation is convenient, various complex environments can be adapted, and reliability is high.

The invention belongs to the technical field of electromagnetic nondestructive testing, and particularly relates to a decarburized layer thickness detection method and device based on pulsed eddy current and a medium. A probe comprising multiple coils and a self-calibration unit is placed on the surface of a workpiece to apply excitation, and positioning is completed; carrying out amplification and phase calculation on the received signal, analyzing and optimizing a coil excitation pickup sequence through sample piece pre-scanning, collecting a response signal based on the optimized sequence, and extracting time-frequency domain composite features; performing multi-frequency scanning on the workpiece by using the optimized sequence, extracting features of a scanning position, inputting the features into a pre-trained deep learning model, and outputting thickness information; and judging whether a standard is met according to the thickness information. According to the method, by optimizing the coil excitation sequence and combining with the deep learning model, the detection precision is improved, and nondestructive evaluation of the thickness of the decarburized layer can be effectively achieved.

The invention belongs to the technical field of earthen archaeological site building material repairing, and provides an earthen archaeological site reinforcing mortar material based on hydraulic lime and an MICP technology and a preparation method and application thereof. The earthen archaeological site reinforcing mortar material is prepared from the following raw materials: modified soil and activated ureococcus liquid, the modified soil comprises a cementing material, silt and water; the cementing material comprises natural hydraulic lime and slaked lime in a mass ratio of (2-4): 2, the mass ratio of the cementing material to the silt is (23-27): 100, and the mass ratio of the silt to the water is (22-26): 100. The earthen archaeological site reinforcing mortar material has excellent mechanical properties and good workability, and meets the normal construction requirements of earthen archaeological sites; the anti-seepage performance and the anti-expansion performance are good, and the expansion rate is smaller than 0.1%; the problems of cracking and falling off do not occur in a short time after reinforcement; and the coating can be condensed and hardened to generate strength in a dry environment and a humid environment, so that the construction requirements in different seasons are met.

The present invention discloses a communication device based on an adaptive power amplifier module, which relates to the technical field of power amplifiers, and includes a radio frequency signal input module, a radio frequency signal processing and analysis module, a step-type adaptive power amplifier module based on chip control, and a radio frequency signal transmitting module. The present invention first needs to control the step-type adaptive power amplifier module to perform initial operation according to the maximum amplification power. During the operation, the power amplification strategy instruction based on the gradient descent method is executed, and the amplification power that can be provided by the step-type adaptive power amplifier module is sequentially decreased to find the optimal balance point of power added efficiency and amplifier linearity, so that the radio frequency amplified signal transmitted by the radio frequency signal transmitting module is stable and of moderate intensity, and the heat loss, power added efficiency and amplifier linearity of the power amplifier itself are at a balance point; the reliability of the communication device is improved.

The utility model relates to the technical field of roadbed structures, in particular to a retaining wall type roadbed structure without a bridgehead conical slope. According to the technical scheme, the retaining wall type roadbed structure without the bridgehead conical slope comprises limiting plates, retaining walls, a soil foundation and a mold, the retaining walls are arranged on the two sides of the soil foundation, the limiting plates are installed on the retaining walls, the mold is laid on the portion, between the retaining walls, of the soil foundation through the limiting plates, and the limiting plates are arranged on the limiting plates. And a lime soil layer, a lime cement stabilized macadam soil layer and a cement concrete layer are sequentially filled in the mold. According to the utility model, the strength, the light weight, the flexibility and the construction controllability of the structure are fully considered, so that the structure has excellent engineering performance.

The present disclosure relates to a method, device, communication system and storage medium for reducing reverberation. The method for reducing reverberation includes: determining first time domain information transmitted by a first communication terminal and second time domain information transmitted by a second communication terminal, wherein the first time domain information is the audio corresponding to the original sound wave, and the second time domain information is the audio corresponding to the reflected sound wave of the original sound wave; determining the reverberation duration according to the first time domain information and the second time domain information; and controlling the state of the high-pass filter unit of the communication system according to the reverberation duration. In the method, the reverberation duration of the original sound wave and the reflected sound wave is determined according to the audio corresponding to the original sound wave and the audio corresponding to the reflected sound wave of the original sound wave, and then the state of the high-pass filter unit is controlled according to the reverberation duration, so that the intensity of dereverberation is more appropriate, which can ensure the dereverberation effect and avoid damaging the audio, and can also avoid the influence of noise on dereverberation, thereby improving the user's use effect.

The invention discloses a pelleted seed filling agent and application thereof, the pelleted seed filling agent is composed of a mineral filling agent and an organic filling agent according to a mass ratio of 1: (0.2-0.4); wherein the mineral filling agent is prepared from 40 to 60 parts of diatomite and 40 to 60 parts of bentonite; and the organic filler comprises poplar powder in parts by mass. The pelleted seed filling agent disclosed by the invention has the advantages that the stacking property, the flowability and the storage stability are taken into consideration, pelletizing is facilitated, the prepared pelleted seeds are regular, uniform, approximately spherical and moderate in strength, the integrity of the pelleted seeds in the transportation process can be ensured, and shell breaking and cracking are easy. Meanwhile, obvious positive promotion is achieved on germination and seedling formation of the pelleted seeds, seed germination is improved, and the emergence rate and the robustness are improved. The formula is simple, the raw materials are easily available and cheap, and the pelletizing cost is reduced.

This utility model relates to an inner panel of an offset collision energy-absorbing box for automobiles, including an inner panel body structure that is groove-shaped. Multiple sets of energy-absorbing inner pressure-reducing groove structures, stamped together with the inner panel body, are provided within the inner panel body. A stamped inner arc surface is provided at the folded edge of the inner panel body structure. Each energy-absorbing inner pressure-reducing groove structure includes a bottom groove and a set of transition flared structures connected at the outer end of each bottom groove to the bent edge of the inner panel body structure. The inner panel of the offset collision energy-absorbing box with the inner pressure-reducing groove structure effectively ensures sufficient strength in the upper part of the automobile pillar reinforcement structure, reducing deformation caused by side collisions and ensuring occupant survival space. It also ensures sufficient plastic deformation capacity and appropriate strength in the lower part of the automobile pillar reinforcement structure, absorbing energy from side collisions and preventing sheet metal tearing.

The application provides a gap oxygen-doped Ti-Zr-Nb-Al medium-entropy alloy with a superhard oxide layer, and an expression is as follows: (Ti a Zr b Nb c Al d ) 100‑e O e , 40 at.%≤a≤50 at.%, 36 at.%≤b≤45 at.%, 3 at.%≤c≤17at.%, 1 at.%≤d≤7 at.%, 0.5 at.%≤e≤2.0 at.%, a+b+c+d=100 at.%. A preparation method comprises the following steps: mixing raw materials, smelting to prepare a cast ingot, polishing after wire cutting, and polishing to obtain the gap oxygen-doped Ti-Zr-Nb-Al medium-entropy alloy with the superhard oxide layer. Then, the gap oxygen-doped Ti-Zr-Nb-Al medium-entropy alloy with the superhardoxide layer is obtained by heat oxidation for 6h under the condition that the temperature is 500 DEG C and the air atmosphere is air, and natural cooling to room temperature. An application is also provided, and is used for medical orthopedic implant materials. The gap oxygen-doped Ti-Zr-Nb-Al medium-entropy alloy with the superhard oxide prepared by the application has a low elastic modulus, the surface of the alloy in an oxidized state has superhigh hardness, has good wear resistance, and can be used for medical orthopedic implant materials.

The utility model discloses a simple microbial fertilizer granulating device, which relates to the field of granulating devices and comprises a base. The granulating device comprises a base, a granulating cylinder, a fixed cylinder, a rotary granulating mechanism, a spraying mechanism and a filtering mechanism, the granulating cylinder is fixedly connected to the top end of the base, the fixed cylinder is fixedly connected to the top end of the inner wall of the granulating cylinder, the rotary granulating mechanism is arranged in the fixed cylinder, the spraying mechanism is arranged on the fixed cylinder, and the filtering mechanism is arranged in the granulating cylinder. By means of the arrangement mode that the granulating cylinder, the fixed cylinder, the rotary granulating mechanism, the spraying mechanism and the filtering mechanism are matched, granules uniform in size and moderate in strength can be prepared under the action of the rotary granulating mechanism and the spraying mechanism, different experiment requirements can be met by adjusting parameters such as the rotating speed and the spraying amount, the overall structure is simple, operation is convenient, and the experiment efficiency is high. The device is easy to operate and maintain, suitable for laboratory use, simple in design, capable of reducing manufacturing cost and suitable for laboratory budgeting.

The invention relates to the technical field of illumination, in particular to a composite luminescent material, a luminous body and a lamp. The composite luminescent material comprises a white light material and a near-infrared fluorescent material, wherein the color temperature of white light emitted by the white light material is 2400-3000 K; after the normalization processing, the emission spectrogram of the white light material and the excitation spectrogram of the near-infrared fluorescent material at least partially coincide with each other under the curve area, and the ratio of the coincide area to the excitation spectrogram under the curve area is greater than or equal to 70%. The white light material can excite the near-infrared fluorescent material to emit near-infrared light, so that the composite luminescent material can emit white visible light and near-infrared light, and illumination and human health promotion are both considered. The area of the overlapping area is large, the excitation effect of white light on the near-infrared fluorescent material is improved, and the energy conversion efficiency is improved. The color temperature of the white light is beneficial to reducing color temperature shift, so that visible light finally emitted by the composite luminescent material is warm white light, and the composite luminescent material is suitable for bedroom illumination and other scenes.

This invention discloses a method for preparing nanosheet-like AFN structured molecular sieves. An aluminum source is added to water, along with a phosphorus source, a template agent, and a silicon source. The mixture is then dried and milled to obtain a SAPO-14 molecular sieve dry gel precursor. Alternatively, an aluminum source is added to water and mixed thoroughly, followed by the addition of a phosphorus source and a template agent. This mixture is then dried and milled to obtain an AlPO-14 molecular sieve dry gel precursor. The SAPO-14 or AlPO-14 molecular sieve dry gel precursor is placed in a reactor with water added, isolating the dry gel precursor from the water, and maintained at 150-180°C for 4-8 hours to obtain a nanosheet-like AFN structured molecular sieve. In this invention, the precursor is in a dry gel form before crystallization in the reactor, with extremely low solvent content, which facilitates close contact between different components and results in a rapid nucleation rate. Therefore, the synthesis time is significantly shortened, although there are slight differences in crystallinity, which increases with time.