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101results about How to "Release more" patented technology

Mobile terminal and storage space cleaning method thereof

The invention discloses a mobile terminal and a storage space cleaning method thereof. The storage space cleaning method includes that acquiring directory information in a storage space; confirming directories matched with directories in a pre-stored directory list to be cleaned from the directory information, wherein the directory list further records the corresponding cleaning strategy of the directory; if the confirmed directory cleaning strategy is an effective cleaning strategy, confirming obsolete files under the directory according to the time stamp of each file under the strategy and the effective time length in the cleaning strategy, and cleaning. The storage space cleaning method can identify and clean the scratch files which surpass the effective time length so as to clean more files capable of being cleaned in the storage space, and accordingly the use efficiency of the storage space is improved, and the user experience is improved.
Owner:BEIJING QIHOO TECH CO LTD +1

Terminal application storage processing method and device

The invention discloses a terminal application storage processing method and device. The method comprises counting the historical application data of a terminal application, which at least comprise the application frequency or time of the application, to form a user behavior database; when the application exits a foreground, checking the application frequency or time of the application; according to set rules, computing the priority of the application, according to the corresponding relationship of the priority and a cache data release range, releasing the cache data of the application in a memory under the corresponding priority. The terminal application storage processing method and device computes the memory recovery priority of the application according to the historical application data, and when the application exits the foreground, releases the cache data and recovers the memory according to the priority, thereby reducing occupation of background application in memory resources.
Owner:NUBIA TECHNOLOGY CO LTD

Man-machine interactive electronic yoga teaching system

The invention discloses?a man-machine interactive electronic yoga teaching system. The man-machine interactive electronic yoga teaching system comprises a yoga motion capture system and a yoga motion projection display system. The yoga motion capture system comprises an infrared light emitting-diode array arranged on the ground and an infrared camera hung above the infrared light emitting-diode array and used for shooting the yoga motions of yoga students; and the yoga motion projection display system comprises a PCI video acquisition card, a computer host, a projector connected with the computer host and a sound device used for playing a yoga teaching video. A projection curtain used for displaying the yoga teaching video images and the synthesis video images is arranged in front of the projector, the output end of the infrared camera is connected with the input end of the PCI video acquisition card, and the PCI video acquisition card is connected in a PCI slot of the computer host. The man-machine interactive electronic yoga teaching system is simple in structure and installation, reasonable in design, high in intelligent degree, convenient in usage and better in practice effect.
Owner:XIAN INTEVIEW INFORMATION & TECH

Method and device in video conference, multi-point control device and video conference system

The invention relates to a method and a device for detecting and automatically retransmitting a user datagram protocol (UDP) packet in a video conference, a multi-point control device and a video conference system. The method comprises the steps of detecting whether the UDP packet received from a transmitter terminal is normal or not, and confirming that the UDP packet is transmitted or requested to be retransmitted according to a detection result, wherein the UDP packet is transmitted to one or more receiver terminals when the UDP packet is detected to be normal, and the UDP packet is abandoned and a UDP packet retransmitting request is transmitted to the transmitter terminal; and storing a retransmitted UDP packet and retransmitting the retransmitted UDP packet to at least one more receiver terminals after the retransmitted UDP packet from the transmitter terminal is received. The method and the device for detecting and automatically retransmitting the UDP packet in the video conference, the multi-point control device and the video conference system can reduce load amount of the transmitter terminal of the video conference, thereby releasing a plurality of network resources to ensure the service quality of the video conference.
Owner:SUZHOU KEDA TECH +1

Artificial skin and preparation method thereof

The invention discloses artificial dermis and a preparation method of the artificial dermis. The artificial dermis comprises an upper membrane and a lower membrane that are bonded with each other, wherein the upper membrane is a silicone rubber membrane with nano silver modified on the surface; the lower membrane is a collagen compound membrane; a collagen compound comprises collagen, mucopolysaccharide and VEGF (vascular endothelial growth factor) loaded liposome; according to the upper membrane, the nano silver is modified on the silicone rubber membrane by a plasma polymerization and chemical reduction method, so that the upper membrane has an antibacterial and anti-infective function; nano-silver particles do not fall off the upper membrane easily; the silver is directly contacted with cells and has toxicity; a bonding layer between the upper membrane and the lower membrane can serve as a barrier layer and prevent excessive silver release and the silver from being directly contacted with the cells; an active VEGF is introduced into the lower membrane; the lower membrane has functions of promoting angiogenesis and wound healing; and the prepared artificial skin has good biocompatibility and degradability, as well as bioactivity and antimicrobial properties.
Owner:SHENZHEN QIKANG MEDICAL DEVICES

Granular compound feed for lobster

The invention provides a granular compound feed for lobster. The granular compound feed for lobster is prepared from the following raw materials: an energy feed raw material, a protein feed raw material, a mineral feed raw material, a vitamin feed raw material and additives according to a certain proportion; and processing steps, including ultra-micro grinding and the like, are performed on the raw materials, so that a feed product which can be directly used to feed the lobsters is prepared. The granular compound feed for lobster is especially prepared from the following raw materials in parts by weight: 17 parts of bean meals, 15 parts of rice bran, 4 parts of fish meal, 27 parts of rapeseed meal, 10 parts of wheat middling, 21 parts of wheat flour, 3 parts of calcium dihydrogen phosphate, 1 part of bean oil and 2 parts of premixed material, wherein per kilogram of the premixed material comprises minerals, vitamins and additives. Feeding the lobsters by the granular compound feed prepared according to the formula of the invention, the granular compound feed is capable of promoting lobster molting, preventing sexual precocity of the lobsters and increasing fatness and fullness of the lobsters; and the lobsters fed on the granular compound feed are healthy in body colors. Thus, the granular compound feed improves lobster specifications and increases breeding benefits.
Owner:岳阳市新宏饲料有限公司

Steam heat accumulator system

The invention relates to a steam heat accumulator system. The steam heat accumulator system mainly comprises a heat accumulator, a steam ejector, pressure transmitters, pressure regulating valves and a steam pipeline. According to the steam heat accumulator system, a boiler steam output pipeline is connected with an inlet of the steam heat accumulator; another boiler steam output pipeline is connected with a high pressure inlet of the steam ejector through one pressure regulating valve; an outlet of the heat accumulator is connected with a low pressure steam inlet of the steam ejector through the steam pipeline; a boiler steam generation and outlet pipeline, the heat accumulator and a steam heat accumulator system steam outlet pipeline are provided with the pressure transmitters respectively; the pressure regulating valves are arranged on the pipeline between the inlet of the heat accumulator and the steam ejector and the pipeline between the outlet of the heat accumulator and the steam ejector and used for controlling steam pressure of the heat accumulator and the inlet of the steam ejector. Through the steam ejection technology, high-pressure steam generated by a boiler is used for ejecting low-pressure steam inside the heat accumulator into the steam pipeline used for production so as to increase the difference between steam filling pressure and steam discharging pressure of the heat accumulator, so that the heat storage capacity of the heat accumulator per unit volume is effectively improved.
Owner:付红萍 +2

Extraction of active components from blackberry seeds, hawthorn seeds and pomegranate seeds and preparation of applying mask

The invention discloses an applying mask of active antioxidant extracts from blackberry seeds, hawthorn seeds, pomegranate seeds and other fruit seeds. According to a formula, the mask comprises the following components: 20%-40% of polyvinylpyrrolidone (PVP), 4%-10% of glycerol, 14%-50% of an extract solution containing blackberry seed powder, hawthorn seed powder and pomegranate seed powder, 10%-60% of pure water, and 3%-10% of a toughening agent. The preparation method consists of: subjecting the raw materials to mixing and heating, stirring them uniformly, conducting cooling and sealing packaging, thus obtaining the mask product. The mask produced by the formula involved in the invention has a soft texture and good touch sense with skin, and can absorb and release a lot of nutritional ingredients to make skin fair, smoother and full of resilience and reduce skin wrinkles. Meanwhile, the applying mask makes use of the high content polyphenol compounds, flavones, anthocyanins, vitamin C and other natural active substances contained in the blackberry seeds, hawthorn seeds, pomegranate seeds and other fruit seeds, and has the efficacy of eliminating active free radicals, preventing aging and resisting oxidation, etc.
Owner:SHANGHAI FOREST CABIN BIOLOGICAL TECH

Cloud service platform creation method and system, electronic equipment and storage medium

The invention discloses a cloud service platform creation method and system, equipment and a medium, and the method comprises the steps: returning a function assembly list corresponding to a first query request after the first query request is obtained; receiving a selection instruction for components in the function component list, and determining a corresponding target function component; and based on a preset template file, respectively installing function modules corresponding to the target function component in the current installation cluster and the platform hosting cluster, obtaining user-defined configuration information, and completing installation of the target function component in the currently created cloud service platform, wherein the preset template file is used for setting the function modules corresponding to the function components in different clusters respectively. According to the application, a user can select the target functional component meeting the servicerequirement in the functional component list, namely, the installation and deployment of the component can be completed based on the preset template file, the platform function is simplified accordingto the actual requirement of the user, more physical resources can be released, the utilization rate of the platform physical resources is improved, and the physical cost is saved.
Owner:北京浪潮数据技术有限公司

Gas-releasing-type composite preservative film and preparing method thereof

The invention discloses a gas-releasing-type composite preservative pasting film. The gas-releasing-type composite preservative pasting film comprises a pasting film body and an adhesive sticker layer, wherein the adhesive sticker layer is arranged on the pasting film body. The pasting film body is of a layer structure and comprises a porous releasing film, a composite preserving coating, a silica gel coating, a macromolecule water absorption layer, an adhesive layer and an isolation layer in sequence from bottom to top, and the adhesive sticker layer comprises an adhesive sticker coating, wherein the adhesive sticker coating is arranged on the isolation layer. Sterilizing gas released by the preservative film has adjustability, the releasing period of the sterilizing gas is long, and the sterilizing gas is not left on the surfaces of food materials.
Owner:北京萨布拉斯生物科技有限公司

Wide waveband photocatalyst air cleaner

The invention discloses a wide waveband photocatalyst air cleaner, which comprises a container, wherein compound photocatalyst particles are arranged in the container. The container is prepared by sintering anion power, dolomite and pore-forming agent. The compound photocatalyst particles are prepared by sintering the anion power, tourmaline, maifanitum, nanometer titanium dioxide, cerous oxide and viscous pottery clay. The invention has the following great advantages: 1, the production rate of anions is high; and 2, no additional power supply is needed, and natural light can penetrate through a container wall and an air hole on the container wall to exchange with the surfaces of the compound photocatalyst particles so as to realize the purpose of purifying air, thereby bringing greatly convenience for use. The air cleaner in the invention can be arranged on desks, bedside tables and windows as well as in automobile and the like. The container can be made into various ornaments, such as egg-shaped, vase-shaped, animal-shaped, cartoon-shaped ornaments and the like, and has beautiful appearance and practical use.
Owner:SHANGHAI ZHENAO BIOTECH +1

Flame piece suspended electronic candle lamp

The invention discloses a flame piece suspended electronic candle lamp. The flame piece suspended electronic candle lamp comprises an inner cylinder, a flat plate, a mounting cylinder, a mounting plate, a connecting rod, a flame piece, a screw rod, a pendulum bob, a magnet, an electromagnetic coil, a first fixed plate, a spring, an LED lamp, a convex lens, a power supply control board and a battery set. The spring alternately stores and releases elastic potential energy in the swinging process with the connecting rod, the flame piece, the screw rod, the pendulum bob and the magnet; when the spring releases the elastic potential energy, the swinging amplitude with the connecting rod, the flame piece, the screw rod, the pendulum bob and the magnet is increased, and the connecting rod, the flame piece, the screw rod, the pendulum bob and the magnet swing more smoothly, so that the flame piece preferably simulates a flame reciprocating swinging effect during combusting of a candle; the pendulum bob is suspended under the spring through the screw rod; and the gravity center of a structure formed by the connecting rod, the flame piece, the screw rod, the pendulum bob and the magnet can be located on the pendulum bob, so that the connecting rod, the flame piece, the screw rod, the pendulum bob and the magnet swing more stably.
Owner:SHENZHEN TONGFANG OPTOELECTRONICS TECH

Preparation method of exocarpium antioxidant gel mask

The invention discloses a preparation method of an exocarpium antioxidant gel mask and the preparation method comprises the steps: A, exocarpium preparation: picking 70% mature fresh citrus grandis tomentosa, cleaning and drying, drying moisture under the temperature of 90 DEG C and pretreating to obtain exocarpium; B, flavone extraction: softening the exocarpium, cutting into slices, smashing andextracting flavone through ethyl alcohol under microwave assistance to obtain flavone extracting solution; C, gel mask preparation: taking acrylamide dimethyl taurine ammonium / VP copolymer (an ice crystal forming agent AVC), glycerinum, carboxymethyl chitosan, hyaluronic acid, the flavone extracting solution, grapefruit essential oil and phenoxyethanol and micro heating and stirring to evenly mixthe material to obtain the mask. The mask has the advantages of amber crystal clear appearance, grapefruit fragrance, low cost, simpleness in preparation, convenience in painting and good moisturizing, antibacterial and antioxidant effects; meanwhile, a requirement of exocarpium product diversity is met, and the mask can meet related stipulations related to the gel mask in QB / T2872-2007; thus, the gel mask has a stronger development and utilization prospect.
Owner:彭颖

Application service index monitoring method and device, computer equipment and storage medium

PendingCN112749056AMonitoring performance monitoringReal-time performance monitoringHardware monitoringComputer equipmentReal-time computing
The invention relates to an application service index monitoring method and device, computer equipment and a storage medium. The method comprises the following steps: collecting time sequence index data of each application service in a plurality of application services; performing aggregation processing on the time sequence index data according to a corresponding preset aggregation rule through a Flink calculation engine to obtain aggregated index data; and judging whether the aggregation index data triggers an alarm rule in an alarm rule base, and if so, generating alarm information and outputting the alarm information. The method is adopted to replace a full-link monitoring framework which uses the call chain data to calculate the indexes, server resources of an old framework which uses the call chain data to calculate the aggregation indexes can be greatly reduced, the occupied computing resources are less, and more server resources are released; and meanwhile, the performance of the application service can be monitored more accurately and efficiently in real time.
Owner:GUANGZHOU PINWEI SOFTWARE

Biomass gasification furnace

The invention discloses a biomass gasification furnace. The biomass gasification furnace comprises a furnace body, a feed hopper, a blanking box, a furnace grate, and a blower fan; one end of a blanking pipe is communicated with the blanking box; the blanking box is a horizontal cylindrical structure; the side wall of a rotating cylinder is provided with a feed import and export; a main blast pipeis communicated with a first branch pipe, a second branch pipe, and a third branch pipe respectively through a fourway pipe; a plurality of vertically distributed horizontal decelerating screen plates are fixedly arranged in an installation support. According to the biomass gasification furnace, the rotating cylinder is used for uniform introducing fuel into the furnace body for combustion, fuelfalling speed is accelerated via wind blowing, and sufficient air is provided for combustion; air is introduced from the upper part and the lower part of the furnace grate, fuel is contacted with theair fully, so that full combustion of fuel is realized, and more heat energy is released; hot gas generated in combustion flow upward under the action of the decelerating screen plates in the biomassgasification furnace, so that it is convenient for heating and gasification of gas, and gasification rate is high.
Owner:苏州艾捷尔斯生物科技有限公司

Phase-change heat storing and supplying unit

The invention discloses a phase-change heat storing and supplying unit. The phase-change heat storing and supplying unit comprises a heating - heat storing - heat exchanging unit which is arranged independently, the heating - heat storing - heat exchanging unit comprises a heat storing tank body, phase-change materials, a heating pipe and heat exchange coils, wherein the phase-change materials are placed in the heat storing tank body, and the heating pipe and the heat exchange coils are arranged in the phase-change material; a heat exchange device is arranged outside the heat storing tank body; an outlet of the heating pipe is connected with the heat exchange coils, outlets of the heat exchange coil are connected with an inlet of the heat exchange device, and an outlet of the heat exchange device is connected with an inlet of the heating pipe; and conduction oil is placed in the heating pipe. According to the phase-change heat storing and supplying unit, the functions of input, storage and output of heat and the like can be achieved; the cost is low, and the using range of temperature parameters is wide; the phase-change heat storing and supplying unit has the characteristics that the structure is simple, modular workshop production can be achieved, transportation is convenient, and field installation is simple and easy and can be applied to multiple fields; and the phase-change materials adopted by the heat supplying unit are alcohols, are free of supercooling and precipitation phenomenon, and have stable performance, and the phase change temperature of the phase-change materials can be adjusted between 90 to 120 DEG C.
Owner:BEIJING SONDEX ENERGY TECH

Jade-zinc ice-cool health-care fabric and preparation method thereof

The invention discloses a jade-zinc ice-cool health-care fabric and a preparation method thereof. The jade-zinc ice-cool health-care fabric is formed by weaving warp yarns and weft yarns, and the warp yarns and the weft yarns are formed by blending jade-zinc fibers and cotton fibers; functional powder is loaded in the jade-zinc fibers and comprises jade powder, tourmaline powder and nano-zinc oxide; a coating comprising aromatic slow-release particles is loaded on the fabric; and the aromatic slow-release particles are of a three-layer core-shell structure which sequentially comprises a mesoporous silicon dioxide inner core loaded with plant essential oil, a phase change material layer composed of palmitic acid and tetradecanol and an amorphous silicon dioxide protective layer on the outer side of the phase change material layer from inside to outside. The jade-zinc fibers and the cotton fibers are blended to prepare the functional fabric with the effects of being cool, releasing negative ions, resisting bacteria, resisting odor and the like, and the aromatic slow-release particles are loaded on the surface of the fabric, so that the fabric can realize controlled release of aroma at different temperatures; and the fabric is suitable for preparing underwear, shapewear, socks, pajamas, T-shirts, shirts and other close-fitting clothes.
Owner:浙江义乌露炜针织内衣有限公司

Inhalation device of oxygen supply for internal fuel section

The invention discloses an inhalation device of oxygen supply for the internal fuel section. The inhalation device comprises a heat source section, a sol reaction section and a filter section, wherein the heat source section, the sol reaction section and the filter section are connected in sequence; the heat produced by the combustion of the heat source section is transmitted to an aerosol reaction section, the aerosol reaction material is subject to heat and generates aerosols, the aerosols after the initial temperature reduction flow through the filter section, and are leaked out after the filtering and cooling. By the inhalation device, the fuel section wrapped inside the cigarette rod is supplied fully with oxygen replenishment and burned fully, the heat release efficiency and the heat utilization efficiency are higher, related compositions are released faster and more fully, and the leaked smoke gases are healthier and environmentally friendly.
Owner:CHINA TOBACCO YUNNAN IND

Uninterupted hydraulic source for liquid-holding deep sea hydraulic system

The present invention discloses a uninterrupted hydraulic source of liquid volume type deep-sea underwater hydraulic system, which is characterized by that it comprises 1-n energy-storing devices with different precharged pressures which are parallel-connected on the hydraulic source. When the depth of water in which the hydraulic source is positioned in shallower, the energy-storing device with higher precharged pressure doen not work, and the energy-storing device with lower precharged pressure is being in optimum working zone and can release more flow, and when the depth of water in which the hydraulic source is placed is deeper, the energy-storing device with high precharged pressure is being in optimum working zone and can release more flow, so that the proper precharged pressure combination only is selected.
Owner:ZHEJIANG UNIV

Facing bamboo plastic heat conduction wallboard with negative ions and processing method thereof

ActiveCN105754361AImprove thermal efficiencyHigh heat resistance and dimensional stabilityThermoplasticGlass fiber
The invention discloses a facing bamboo plastic heat conduction wallboard with negative ions and a processing method thereof. The facing bamboo plastic heat conduction wallboard is characterized by comprising a bamboo plastic wallboard substrate layer, a glass fiber cloth layer, and a reconsolidated bamboo veneer layer. The bamboo plastic wallboard substrate layer comprises the following components by mass: 20-25% of bamboo powder, 30-35% of a PVC and polyether block amide blend, 8-10% of nanoscale bamboo charcoal powder, 2-4% of a lubricant, 1-3% of a foaming agent, 2-3% of a coupling agent, and the balance germanite powder. The wallboard provided by the invention adopts bamboo processing waste, germanite powder, thermoplastic plastics (PVC and polyether block amide blend) as the main raw materials, and the facing bamboo plastic heat conduction wallboard with negative ions is manufactured by crushing, pretreatment, high-speed mixing, extrusion, curing, gluing, assembling compounding, cold pressing, sanding, painting, slotting and other processes. The wallboard has natural texture, high negative ions and heat conduction efficiency, and low thermal expansion coefficient, is not easy to warp, can be widely used in the field of functional wallboards, and has good market prospects.
Owner:ANHUI AGRICULTURAL UNIVERSITY

Walnut oil extraction method based on supercritical CO2

The invention discloses a walnut oil extraction method based on supercritical CO2 and belongs to the technical field of deep processing of walnut oil. The method comprises the following steps: walnutkernels are subjected to liquid nitrogen freezing treatment, microwave thawing, coat removal, superfine grinding treatment and screening, and then ultrasonic treatment is performed; supercritical CO2extraction is performed, crude oil is subjected to pulsed electric field treatment, and the walnut oil is obtained through ultrafiltration. The walnut oil obtained with the method better retains bioactive substances and has higher oxidation resistance, the shelf life is prolonged, deterioration and rancidity of the walnut oil during storage can be further prevented effectively, the shelf life is further prolonged effectively, and the method is high in extraction efficiency and short in process time. The method is applicable to processing and production of the walnut oil.
Owner:哈尔滨美森食品制造有限公司

Hydrogen gas storage alloy reactor

This invention relates to one heat exchanger by use of hydrogen memory alloy, which in detail to set Hydrogen conductive tube in the reactor to form space between hydrogen memory alloys to improve the reaction between the hydrogen gas memory alloy and hydrogen gas. The invention comprises the following parts: hydrogen conductive tube with several hydrogen flow tank in the reaction container; network holes between hydrogen gas between the hydrogen gas memory alloy. The invention improves the reaction between memory alloy and hydrogen to discharge more hydrogen gas to improve the reaction.
Owner:LG ELECTRONICS (TIANJIN) APPLIANCES CO LTD

Decoration plate and manufacturing method thereof

The invention belongs to the technical field of building material processing, and particularly relates to a decoration plate and a manufacturing method thereof. The decoration plate comprises the following raw materials in parts by weight: 20-25 parts of polyvinyl chloride resin, 24-30 parts of calcite powder, 1-3 parts of glass fiber, 6-10 parts of diatomite, 4-6 parts of gypsum, 5-7 parts of black tourmaline, 2-4 parts of zinc stearate, 0.4-0.6 part of an antifoaming agent, 1-3 parts of slag, and 0.6-0.9 part of a water reducing agent. The decoration plate uses black tourmaline as a raw material, negative ions can be slowly released, quick improvement of the indoor environment during decoration is facilitated, and black tourmaline can synergize with zinc stearate to be beneficial to promote release of more negative ions from black tourmaline. Moreover, zinc stearate has the function of reinforcing polyvinyl chloride resin, so that quality of a finished decoration plate can be improved.
Owner:普定县创家亿新型建材有限公司

Antibacterial fermentation additive based on covalent organic framework material and preparation and application thereof

Aiming at the regulation and control problem in the fermentation process, a covalent organic framework material is creatively designed as a novel carrier material with wide applicability, and antibacterial molecules (such as protein, enzyme, polypeptide and antibiotics) are efficiently loaded through an adsorption means, so that the intelligent pH response industrial additive is prepared and is used for regulating and controlling infectious microbe pollution in the fermentation process. The novel fermentation additive prepared by the technology has high stability and durability, and successfully solves the problem of infectious microbe pollution in the fermentation process in the field of biological manufacturing.
Owner:NANKAI UNIV

Memory management method and device, electronic equipment and storage medium

The invention discloses a memory management method and device, electronic equipment and a storage medium, and belongs to the technical field of storage. The memory management method comprises the following steps: creating a first exchange partition in a first storage area, and creating a second exchange partition in a second storage area; under the condition that the system memory is lower than a preset system memory threshold value, storing target data stored outside the first exchange partition in the first storage area to the first exchange partition, and compressing the target data in the first exchange partition; and under the condition that the idle storage space of the first exchange partition is lower than a preset threshold value, storing the compressed target data in the first exchange partition into the second exchange partition.
Owner:VIVO MOBILE COMM CO LTD

Antitumor drug and acting target thereof

The invention discloses an antitumor drug and an acting target thereof. Researches discover that CD19+EVs may act as a novel clinical inspection index for in-vitro early tumors; by comparing tumor-bearing mice to normal mice, it is discovered that the level of CD19+EVs in the serum of the tumor-bearing mice has a significant rise; factors that affect the level of CD19+EVs are further studied, andit is discovered that the level of Rab27a protein in B cells of the tumor-bearing mice rises, and the B cells are stimulated to release more EVs. By using siRNA interference specific to Rab27a gene toreduce the expression level of Rab27a protein in cells, it is possible to effectively inhibit B cells from secreting CD19+EVs; the results show that chemotherapy effect can be greatly improved.
Owner:ZHEJIANG UNIV

Hydrodynamic three-stage cavitation device

A hydrodynamic three-stage cavitation device belongs to the field of fluid cavitation and comprises a water inlet A, a water outlet B, an air inlet C, a pore plate 1, a circular-truncated-cone-shapedpore plate 2, circular truncated cone-shaped pore plate holes 3, a cylinder 4, a first annular hole 5, a baffle element 6, a second annular hole 7, a long rod 8, an end cover 9, a handle 10, a cavitation pipe body 11 and a circular truncated cone-shaped pore plate bottom hole 12. The device is characterized in that the distribution of the circular holes 3 and the shape of the axial section of thebaffle element 6 can be changed, the circular-truncated-cone-shaped pore plate 2 and the baffle element 6 are matched with the long rod 8 and can coaxially move along with the long rod 8, and then thepositions and the strength of the three cavitation fields are changed; the pore plate 1 is provided with an air inlet, and a large number of microbubbles are mixed in water inlet fluid; and enough gas nuclei are provided for three cavitation fields at the downstream. A three-stage cavitation structure is adopted, so that the defect of insufficient cavitation is overcome, and more energy is released; The cavitation device is simple in structure, convenient to operate and low in cost, the cavitation efficiency is effectively improved, and the cavitation device has very considerable developmentand application prospects.
Owner:HARBIN UNIV OF SCI & TECH
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