120results about How to "Increase content" patented technology

The application discloses an alkylation device with a circulating refrigerant impurity removal function, which comprises an alkali washing assembly, a water washing assembly, a depropanizing tower and a deisobutane tower; the alkali washing assembly and the water washing assembly are connected in series on a circulating refrigerant feeding conveying pipe; a water washing assembly discharge port is in pipeline communication with a depropanizing tower feeding inlet; and a depropanizing tower lower discharge port is in pipeline communication with a deisobutane tower feeding inlet. The device can remove SO2, sulfides such as mercaptans and free water in the circulating refrigerant of the alkylation device, thereby effectively reducing the plugging frequency of the depropanizing tower, improving the propane removal efficiency of the alkylation device system, avoiding the increase of the content of propane in the system, maintaining a better alkylene ratio in the circulating material and improving the quality of the obtained isooctane product.

This invention discloses a method for culturing cherry cells and cherry cell exosomes. The culturing method includes the following steps: S1. Obtaining a cherry cell line; S2. Preparing a culture medium by adding salicylic acid and methyl jasmonate; S3. Culturing the cherry cell line obtained in step S1 under the following conditions: culturing at 20–30°C with UV-B illumination during the culture process. This invention improves the cherry cell culture method, increases production efficiency, and enhances the content of active ingredients, especially flavonoids and polyphenols, in the cherry cell culture. The cherry cell culture obtained by this invention, especially the exosomes extracted from it, has broad application potential in the cosmetics field.

Embodiments of the present application disclose an image generation method and device, computer equipment and a storage medium; an image generation instruction can be received, the image generation instruction including image attribute information of a target image to be generated, environment information is obtained, the environment information is collected through a display device displaying the target image, data mapping is performed on the environment information through a preset image generation model, a content image corresponding to the environment information is generated, style features are extracted from at least one preset style reference image, content features are extracted from the content image, and the target image is obtained based on the fusion of the content features and the style features; in the embodiments of the present application, the image generation model can map the environment information to obtain the content image, the content features in the content image can be fused with the style features in the style reference image, and finally the target image is generated, so that a wallpaper image with rich content and various styles can be generated, and the visual experience of a user is improved.

This invention provides a dressing containing Ligusticum striatum microspheres and its preparation method, to solve the problem of safe and precise application of Ligusticum striatum extract or Ligustrazine in difficult-to-heal wounds; the dressing containing Ligusticum striatum microspheres and its preparation method, wherein the dressing is composed of Ligusticum striatum microspheres loaded with pHEMA hydrogel as the main body, wherein the Ligusticum striatum microspheres are formed by coating Ligusticum striatum extract or Ligustrazine with PLGA, and the pHEMA hydrogel partially encapsulates the Ligusticum striatum microspheres.

The invention discloses a method for advancing the flowering phase of pitaya based on mixed light, and belongs to the technical field of plant illumination. According to the invention, the LED light supplement lamp is used for performing mixed light supplement on the pitaya; parameters of the LED light supplement lamp include that red and white combined light of 15% red light and 85% white light is matched with a 15W power and semi-light-supplement area, the red and white combined light of 15% red light and 85% white light is matched with a 15W power and full-light-supplement area, the red and white combined light of 15% red light and 85% white light is matched with a 20W power and semi-light-supplement area, the red and white combined light of 15% red light and 85% white light is matched with the 20W power and full-light-supplement area, 100% white light is matched with the 20W power and semi-light-supplement area, and 100% white light is matched with the 20W power and semi-light-supplement area. 100% white light is matched with 20W power and a full light supplementing area. The sweetness of the pitaya can reach 14.0, the flowering number is increased by more than 6 times compared with that of a group without light supplement, the number of mature red fruits is increased by more than 4 times, and efficient technical support is provided for out-of-season cultivation and annual production of the pitaya.

The application relates to an agate color coated workpiece and a preparation method thereof. The preparation method comprises the following steps: S1, depositing a transition layer on a base material by adopting a magnetron sputtering mode; S2, depositing a TiAlN intermediate layer on the transition layer in S1 by adopting the magnetron sputtering mode; and S3, depositing a TiAlSiN agate color coating layer on the TiAlN intermediate layer in S2 by adopting the magnetron sputtering mode. In step S3, the sputtering power of the Si target is controlled, so that the percentage of Si elements in the deposited TiAlSiN layer is 7%-8%. The application obtains a special agate color coated workpiece, and the workpiece has high hardness and wear resistance, and has a wider application prospect.

This invention relates to the field of simulation demonstration devices, providing a water-voltaic effect simulation device based on electrolytic color development, comprising a water-voltaic power generation module and an electrolytic color development module. The water-voltaic power generation module includes a water-voltaic effect thin film and a circulation mechanism, while the electrolytic color development module includes a transparent electrolytic cell, an inert electrode pair, and a standard electrolyte. The weak electrical signal generated by the water-voltaic power generation module is directly applied to the inert electrode pair, directly driving the electrolytic reaction within the transparent electrolytic cell without the need for external amplification circuitry. The electrolytic color development module simultaneously displays the instantaneous power and accumulated charge of the water-voltaic power generation module through the cathode bubble generation rate and the color change area of ​​the acid-base indicator near the cathode. This invention requires no external power supply amplification, intuitively demonstrates the conversion relationship between electrical energy and chemical energy, supports multi-water quality variable control experiments, and is suitable for teaching demonstrations in university physics, materials, and environmental courses.

This invention relates to the field of water-soluble polymer materials technology, and discloses a comb-shaped ternary polymer and its preparation process. The polyacrylamide is polymerized from a backbone monomer, anionic monomer, comb-shaped macromolecular monomer, and optional functional reinforcing monomers under the action of a redox and azo-based composite initiation system. The preparation process includes solution preparation and neutralization, deoxygenation and temperature control, adiabatic polymerization, and post-treatment steps, employing a control strategy combining low-temperature initiation and adiabatic temperature rise polymerization. This invention effectively overcomes the defects of traditional linear polymers—low viscosity retention and poor shear resistance—in high-temperature and high-salt environments by introducing comb-shaped side chains to create a steric hindrance effect. The resulting product possesses ultra-high molecular weight, low water-insoluble content, and excellent solubility, exhibiting excellent salt-resistant thickening advantages and mechanical stability, meeting the oil displacement requirements of harsh reservoir environments.

The application discloses a colloidal cerium oxide polishing liquid and a preparation method thereof, and steps are as follows: S1. Dissolving a soluble cerium salt in deionized water, and respectively dissolving a surfactant, a suspension aid and an imidazole modifier in the deionized water and stirring and clarifying, mixing all the solutions, and performing ultrasonic stirring and high-pressure homogenizer circulation treatment to prepare a modified reaction precursor; S2. Continuously stirring the precursor, adding a precipitant at a uniform speed, and stirring after aging by heating to form a colloidal cerium oxide nanosphere solution with a nanosphere appearance; S3. Centrifuging the solution, washing and freeze-drying the solid to obtain a cerium oxide powder, mixing and stirring the powder and deionized water to disperse, and preparing the colloidal cerium oxide polishing liquid. The polishing liquid has uniform particle size, stable dispersion, a high SiO2 / Si3N4 selection ratio, can reduce wafer scratches, guarantee stable polishing performance, and is suitable for the chemical mechanical polishing demand of a semiconductor wafer shallow trench isolation process.

The application provides a road slope measurement method and system based on mobile crowd sensing, comprising the following steps: S1: dividing a to-be-predicted area and a predicted area, assigning a data collection task, and collecting data to the cloud; S2: after the cloud multi-modal sensing data is time-space aligned, performing frame-by-frame correlation matrix operation, fusing the coordinate and the attitude vector of the mobile device, and dividing the space position into a training set and a test set after removing data noise; S3: extracting time-domain features and frequency-domain features from the training set and the test set data, and calculating individual independent features; S4: training and testing the model by using the individual independent features, and further performing data aggregation and result optimization on the preliminary prediction result. The application is beneficial to efficiently and low-costly realizing large-scale road slope sensing, beneficial to establishing a city three-dimensional map, further enriching the content of the current digital map, and shortening the data updating cycle.

The application belongs to the technical field of traditional Chinese medicines, and particularly relates to a traditional Chinese medicine compound for treating pulmonary fibrosis of diabetes and application thereof. The traditional Chinese medicine compound comprises 70-90 parts of Huangqi, 20-40 parts of Danshen, 10-30 parts of Chuanxiong, 20-40 parts of Beishashen and 40-60 parts of Shanyao. The application also discloses application of the traditional Chinese medicine compound in preparation of a medicine for treating pulmonary fibrosis of diabetes of the type of deficiency of both qi and yin and blood stasis. The traditional Chinese medicine compound has reasonable formula, and uses the traditional Chinese medicine theory scientifically. The raw materials are matched according to the principle of monarch, minister, assistant and guide, and the traditional Chinese medicines are synergistically used, so that the traditional Chinese medicine compound can not only supplement deficiency of both qi and yin of diabetes, but also dredge stasis of collaterals of long-term disease, and achieve good clinical test effect by considering both the symptoms and the root cause.

This invention discloses a method for preparing high-entropy ceramic matrix composites using a reactive infiltration process, belonging to the technical field of ceramic matrix composites. The steps are as follows: at least four single-component carbides are ball-milled and mixed with a carbon source, then dispersed in a dispersion liquid to obtain a slurry; continuous fibers are woven into a preform, and an interface layer and a matrix layer are deposited to obtain a semi-dense composite material; the slurry is introduced through vacuum or pressure impregnation; and a high-entropy carbide matrix is ​​generated in situ and densified by reactive infiltration after embedding with a transition metal and its alloy. This invention solves the problems of long process cycles, high porosity, high cost, and insufficient introduction of high-entropy ceramics in existing processes, achieving rapid densification and improving the material's high-temperature stability, oxidation resistance, and ablation resistance. It is suitable for the large-scale production of thermal protection materials for hypersonic vehicles.

The application discloses a preparation method of high-mechanical-property medium-manganese steel and application thereof and belongs to the technical field of medium-manganese steel processing. The method is based on conventional hot rolling, cold rolling and annealing treatment, and utilizes secondary circulating quenching heat treatment technology after cold rolling, and the temperature is first increased to 900-910 DEG C and kept for 30-35 min, then the temperature is increased to 900-910 DEG C and kept for 10-12 min after water quenching, and then the temperature is increased to 670-690 DEG C and kept for 1-1.5 h for annealing, and then air cooling is carried out to the ambient temperature, so that the content and stability of residual austenite in the medium-manganese steel are further improved, the mechanical properties of the medium-manganese steel product are remarkably improved, the tensile strength is 838 MPa, the total elongation is 90.8%, and the product of the strength and the elongation is 76.1 GPa%. The method can be widely applied to technical fields requiring the use of high-mechanical-property medium-manganese steel.

The application belongs to the technical field of bioengineering, and discloses a gene engineering bacterium of acetobacter pasteurii with high temperature resistance, a construction method and application thereof. Acetobacter pasteurianus The gene engineering bacterium is constructed by using the acetobacter pasteurii (ATCC 10137) as a starting strain and knocking out the transposase gene in the genome of the acetobacter pasteurii (ATCC 10137) by a homologous recombination method. TnsR The gene engineering bacterium with high temperature resistance is obtained. TnsR The deletion of the gene is beneficial to maintaining the stability of the genome, so that the strain can maintain better growth and metabolic capacity under high-temperature pressure. Experimental results show that the biomass, survival rate and acetic acid yield of the gene engineering strain under the condition of 40 DEG C high temperature are significantly better than those of the wild-type strain. When the gene engineering strain is applied to traditional solid-state food vinegar brewing, the yield of organic acids such as acetic acid is significantly improved, the content of ester flavor substances is greatly improved, and the flavor quality of food vinegar is effectively improved. The application provides an effective technical means for solving the problem that high temperature in summer leads to abnormal fermentation and yield reduction of food vinegar.

The present application relates to solid waste treatment technical field, provide a kind of preparation syngas method and device using organic dangerous waste and biomass.The present application uses organic dangerous waste and biomass as raw material, preparation syngas by self-heating type gas flow bed.The present application will be organic dangerous waste slurry and biomass-based powder respectively feed, can realize the feed adjustment of arbitrary ratio, organic dangerous waste processing capacity, gasification efficiency is high, carbon emission is low;While this feeding mode can realize the independent atomization of organic dangerous waste slurry and biomass-based powder, also has the coupling effect of reaction, can improve gasification efficiency and the content of effective component in syngas.Summarized above, the present application uses organic dangerous waste and biomass to prepare syngas, can realize the efficient treatment and resource utilization of organic dangerous waste and biomass simultaneously, reduce fossil energy consumption, while carbon emission is less, environmental pollution is small, the obtained syngas can be used to prepare a variety of high value-added products, with remarkable environmental and economic benefits, wide application prospect.

The application discloses a process method for preparing ethyl acetoacetate by crude ester circulation cooling, and belongs to the technical field of chemical industry. The method can dilute the heat generated in the reaction in time and effectively by performing crude ester circulation in the continuous reaction process, better solves the problem of heat accumulation in the reactor, and cannot dissipate heat in time, thereby causing the problem of rapid temperature rise, and avoids the "flying temperature" in the reaction process; the temperature in the reactor is stable without other complex and strict operation control, the operation is simple and feasible; the content of the crude product, the product quality and the yield are improved; the content of the crude methyl acetoacetate obtained by the method is 97.8-98.1%, the content of the finished product after rectification is 99.5-99.7%, and the product yield is 97.8-98.2%; the high-temperature resistance requirement of the pipeline equipment is reduced, and the safety hidden danger is reduced.

The application discloses a kind of organic water-soluble fertilizer special for tea tree and a preparation method thereof, and belongs to the technical field of fertilizer production, comprising the following components by mass fraction: tea dregs 45-60 parts, dry tea tree branches and leaves 20-40 parts, soybean meal 10-15 parts, molasses 5-10 parts, humic acid 5-15 parts, compound microbial inoculum 1-3 parts, compound enzyme preparation 0.5-1 part, potassium dihydrogen phosphate 2-5 parts, magnesium sulfate 1-3 parts.The application of the organic water-soluble fertilizer of the application to tea trees can effectively improve the total nitrogen, total phosphorus, total potassium and organic matter in the soil, increase the pH value of the soil and improve the yield of tea leaves as well as the content of free amino acids, tea polyphenols and caffeine in the tea leaves.

This invention discloses a strain of Maggi-Megaki yeast with amine-reducing and flavor-enhancing capabilities and its applications, belonging to the field of microbial fermentation technology. This invention screened a strain of Maggi-Megaki yeast Y21 from fermented soybean paste, which has the ability to degrade biogenic amines. This strain can completely degrade tryptamine, phenylethylamine, putrescine, cadaverine, spermidine, and spermine; simultaneously, it also has a strong degradation effect on histamine and tyramine, with degradation rates reaching 69.58% and 65.32%, respectively. Using the Maggi-Megaki yeast Y21 described in this invention for inoculation and fermentation can significantly reduce the content of various biogenic amines in fermented soybean paste under low-to-medium salt conditions, especially showing outstanding removal effects on histamine, tyramine, phenylethylamine, and polyamine biogenic amines, increasing the total amount of volatile flavor compounds, and is suitable for the safe production of low-salt fermented foods.

This invention relates to an extraction method for enhancing the hypoglycemic activity of mulberry leaf peptides. Freshly harvested mulberry leaves are washed, crushed, and then water and alkaline protease are added for extraction. After extraction, the enzyme is inactivated to obtain the mulberry leaf peptide extract. The extract is then filtered through a plate and frame filter to obtain a clear liquid and a residue. The clear liquid is further fractionated using ultrafiltration and nanofiltration membranes to obtain components with different molecular weight ranges. These components are then concentrated, sterilized using filter cartridges, and spray-dried to obtain products with different molecular weight ranges. This invention utilizes a fractionation and purification technology in the mulberry leaf peptide extraction process, resulting in different grades of mulberry leaf peptide products suitable for various hypoglycemic cases and scenarios.

This invention relates to the field of olefin polymerization, and discloses a catalyst composition, an olefin polymerization method using the catalyst composition, and the application of the catalyst composition in olefin polymerization. The catalyst composition comprises: a) a monometallocene compound with the structure shown in formula (1), and b) a co-catalyst component; in formula (1), Cp' is a mono- or poly-substituted cyclopentadienyl or unsubstituted cyclopentadienyl group with 1-20 carbon atoms, a mono- or poly-substituted indenyl or unsubstituted indenyl group with 1-20 carbon atoms, or a mono- or poly-substituted fluorenyl or unsubstituted fluorenyl group with 1-20 carbon atoms; R 1 R 2 R 3 R 4 R 5 and R 6 Each of the following is a hydrocarbon group consisting independently of a hydrogen atom, a halogen atom, or 1-20 carbon atoms; X is a halogen atom. The catalyst composition of this invention has the advantages of high high-temperature catalytic activity, good copolymerization performance, and high molecular weight of the resulting polymer.

The present application provides a xylitol-based glucoside composition and a preparation system and method thereof. The preparation system of the xylitol-based glucoside composition comprises a micro-channel reaction device, the inside of the micro-channel reaction device is provided with a mixing tube and a heating unit, the two ends of the mixing tube are respectively communicated with the feeding port and the discharging port of the micro-channel reaction device; the heating unit is arranged outside the mixing tube; wherein the length of the mixing tube is 10-80 m, and the inner diameter of the mixing tube is 4-12 mm. By using the reaction system and the preparation method provided by the present application for preparing the xylitol-based glucoside composition, the reaction yield is close to 100%, and the desired composition ratio can be obtained by adjusting the raw material ratio.

The technical scheme of the present application discloses a plastic film for providing high-quality light environment, which comprises the following components in parts by weight: 9,9-dianthraquinone 4-5 parts, pyrene anthrone 6-7.5 parts, anthracene-D10 4-6 parts, auxiliary agent 7.2-10.6 parts, and resin 70-80 parts. The preparation method comprises the following steps: S1, uniformly mixing 9,9-dianthraquinone, pyrene anthrone and anthracene-D10, heating to melting in an oxygen-free reaction kettle, cooling, and then crushing by a high-speed pulverizer to obtain a powder with a particle diameter of less than 100 nm; S2, mixing the powder with the auxiliary agent in a double-screw extruder, and then shearing and granulating to obtain a high-quality light environment additive master batch; and S3, mixing the high-quality light environment additive master batch with the resin, and preparing a plastic film by a flow casting and rolling process or a blowing process. The prepared plastic film effectively improves the photosynthetic rate of plants and significantly improves the quality and yield of plants.

This invention proposes a culture medium and cultivation method for Tremella fuciformis, belonging to the field of Tremella fuciformis cultivation technology. It is prepared from the following raw materials in parts by weight: 0.5-1 parts antibacterial agent, 5-7 parts traditional Chinese medicine residue, 3-5 parts sugarcane bagasse, 2-3 parts fermentation extract, 30-40 parts cottonseed hulls, 7-10 parts wheat bran, 0.5-1 part gypsum, and 50-60 parts sterile water. The Tremella fuciformis culture medium obtained by this invention can significantly inhibit the growth of pathogenic bacteria during cultivation, reduce the pathogenicity rate, and increase the yield of Tremella fuciformis. Simultaneously, it increases the content and efficacy of active substances in Tremella fuciformis, producing selenium-enriched Tremella fuciformis polysaccharide. The active substances exhibit excellent antioxidant, anti-inflammatory, anti-tumor, moisturizing, hypoglycemic, hypolipidemic, and cardiovascular protective effects. Using this invention's culture medium, along with a suitable ratio of Tremella fuciformis and Clematis chinensis symbiotically, provides a new method and material for Tremella fuciformis cultivation, resulting in Tremella fuciformis with better utilization value and broad application prospects.

This invention discloses an endophytic bacterium for Epimedium with multiple disease-resistant and growth-promoting functions, its combination, and its application, belonging to the field of biocontrol technology. The endophytic bacterium for Epimedium described in this invention is *Bacillus belye* B-Y-2. The combination of endophytic bacteria for Epimedium in this invention includes *Bacillus belye* B-Y-2, *Bacillus halophilus* A-G-7, and *Bacillus subtilis* D-1. The endophytic bacteria and combination of this invention exhibit good inhibitory activity against the main pathogens causing Epimedium diseases, and possess nitrogen-fixing, phosphorus-solubilizing, and potassium-solubilizing effects. Icariin and IAA can be detected in the fermentation broth, which can increase soil nutrient content, promote plant growth, and improve Epimedium quality. When combined, they synergistically enhance their effects. As an effective component of foliar fertilizer for controlling Epimedium diseases, they have a long-lasting effect, good control efficacy, and are environmentally safe. When applied to the soil as a microbial fertilizer, they can increase the content of available nitrogen, phosphorus, and potassium in the soil, improve soil fertility, promote plant growth, and reduce the use of chemical fertilizers.

This invention relates to the field of herbal material processing technology, and discloses a fermentation and processing technique and preparation method for medicinal and edible herbs. The invention comprises four core processes: traditional processing, pretreatment, two-stage fermentation, and extraction and purification. The processing step uses stir-frying and steaming to activate the effective components of the medicinal materials and eliminate toxicity. The pretreatment step involves pulverizing the raw materials to 20-40 mesh, sterilizing them at 115℃ for 20 minutes, and then cooling them for later use. The fermentation step involves inoculating food-grade compound microorganisms for a primary fermentation of 7 days; when the glycosidase activity is not less than 120 U / mL, a secondary synergistic fermentation is initiated for 3 days. On the 10th day of the final fermentation, the temperature is raised to 85-90℃ and held for 30 minutes to terminate the fermentation. The extraction and purification step involves ethanol reflux extraction, double filtration, defatting, macroporous resin elution, and spray drying to finally obtain a powdered product with a total active ingredient content of 90%. This invention effectively improves the conversion rate of rare active ingredients and the purity of the product, maximizing the utilization of the value of medicinal and edible materials.

A strain of Dubois nystomatitis ( Dubosiella newyorkensis TZF-002 and its application in the fermentation and conversion of rare ginsenosides belong to the field of microbiology. The *Duboscirella nymphaeus* mentioned herein (…) Dubosiella newyorkensis TZF-002 was deposited at the China Center for Type Culture Collection on December 15, 2025, with accession number CCTCC NO: M 20252890. This invention uses total ginsenosides as raw material, first utilizing the high-β-glucosidase-producing *Duboscirella nystatin* (…). Dubosiella newyorkensis The TZF-002 method employs a mild and controlled fermentation process to transform primary ginsenosides, followed by high-temperature steam treatment, ultimately yielding rare ginsenosides Rg6, F4, Rh4, S-Rg3, R-Rg3, Rk1, and Rg5 efficiently. This method, for the first time, combines the enzymatic transformation characteristics of intestinal symbiotic bacteria with physical treatment, offering advantages such as mild conditions, low cost, and significantly superior product variety and content compared to single processes. It effectively improves the yield, bioavailability, and physiological activity of rare saponins.

This invention relates to a method for preparing a proton exchange membrane for water electrolysis and fuel cells, and its application, belonging to the technical field of proton exchange membrane materials. First, a main chain containing an arylpyridine polymer is prepared. Then, diamine-functionalized graphene oxide is introduced into the side chain. Next, cesium salts of heteropoly acids are doped during membrane fabrication. The main chain of the exchange membrane of this invention uses an arylpyridine polymer, which has excellent alkali resistance and a simple synthesis method and process. The side chain contains diamine-functionalized graphene oxide, and the doping of cesium salts of heteropoly acids within the membrane provides strong mechanical strength and proton conductor adsorption sites, effectively improving ionic conductivity and reducing acid loss during operation. The proton exchange membrane prepared by this invention is applied to high-temperature water electrolysis and medium-high temperature fuel cells.

The application belongs to the technical field of medical nutritional foods, and particularly relates to a composite peptide nutritional composition for promoting wound healing and a preparation process and application thereof. The composite peptide nutritional composition for promoting wound healing is prepared from raw materials including fish collagen peptide 15%-25%, bovine spleen peptide 0.03%-0.05%, blood protein oligopeptide 0.10%-0.30%, albumin peptide 0.10%-0.30%, ginseng powder 0.01%-0.03%, composite fermentation extract 15%-20%, plant extract 10%-20%, prebiotic 20%-25%, and whey protein matrix supplementing the rest to 100% by weight percentage. The application improves the content of healing-promoting peptide segments and various active ingredients such as anti-inflammatory repair by using self-made fish collagen peptide, composite fermentation extract and other raw materials, and improves the bioavailability of plant extract through embedding technology, thereby significantly improving the wound healing rate and quality.

This application provides a digital key positioning method, device, vehicle, and storage medium. The method includes: acquiring multi-anchor point ranging values ​​corresponding to the digital key; wherein the multi-anchor point ranging values ​​include ranging values ​​from the digital key to different ranging modules on the vehicle; calling a first model to identify the multi-anchor point ranging values ​​and determining a first identification result; if the first identification result indicates that the digital key is located inside the vehicle, calling a second model and a third model to identify the multi-anchor point ranging values; wherein the second model is trained based on a first training set, and the third model is trained based on a second training set, the second training set including training data that resulted in identification errors during the training of the second model; and determining the position of the digital key based on the identification results output by the second model and the third model. This method can more accurately determine the position of the digital key in complex environments, effectively improving positioning accuracy and robustness.

The application discloses a kind of tea branch orange superfine powder with anti-inflammatory efficacy and a preparation method thereof.The tea branch orange superfine powder comprises the following raw material components by mass fraction: 15-30 parts of tea branch orange pericarp powder, 30-50 parts of tea branch orange pulp powder, and 4-8 parts of tea branch orange seed powder.By efficiently compounding different parts of tea branch orange, the best anti-inflammatory effect is achieved, and the efficient use of whole fruit is realized, which is conducive to reducing environmental pollution and resource waste and improving economic benefits.The preparation method is to sequentially use high-voltage pulsed electric field, pressure difference puffing and vacuum freeze drying to separate the pulp and seeds, and then dry low-temperature superfine grind tea branch orange pericarp, pulp and seeds, and compound the raw material components to obtain tea branch orange superfine powder with anti-inflammatory efficacy.The synergistic effect of multiple processing technologies significantly improves the dissolution of functional active substances such as anti-inflammatory components, and the tea branch orange superfine powder with good anti-inflammatory effect is obtained by combining component compounding.