31results about How to "Access anytime" patented technology

The invention discloses a preparation method of a CAR-T cell for treating AIDS-related lymphoma. A CD8+ T cell is used to produce the CAR-T cell, and the CD8-T cell derives from a cord blood T cell. The method includes the following steps: preparing cord blood mononuclear cells from cord blood, removing tumors and other cells by using a human T cell purification kit to obtain T cells, and carryingout separation by using magnetic beads to obtain the CD8+ T cell; activating the CD8+ T cell by using an appropriate medium and appropriate stimulation conditions; transferring CAR to the CD8+ T cellby using lentivirus to prepare the CAR-T cell; and amplifying the CAR-T cell in vitro by using cytokines and activating stimulators to achieve the desired effective dose. The invention also relates to the CAR-T cell prepared by the method, and an application thereof. The CAR-T cell prepared in the invention has a good cell activity and a high proliferation speed, and reduces the attack risk of GVHD; and only the CD8+T cell of the umbilical blood T cells of AIDS patients is used to prepare the CAR-T cell for, so the risk of input CAR-T infected with in-vivo HIV is reduced.

The invention provides stereophonic sound solution for a mobile communication device or a portable computer and belongs to the field of electric communication. A groove for accommodating a bluethooth earphone is formed in a shell of the mobile communication device or the portable computer, the bluethooth earphone is inserted into the shell and is provided with two bluetooth stereo earphone components with in-ear telephone receivers; the mobile communication device or the portable computer is connected with the bluetooth stereo earphone components by virtue of a blutooth connection mode and sends a two-channel stereo aural signal to the bluetooth stereo earphone components; when only a main earphone in the bluetooth stereo earphone components operates, the bluetooth stereo earphone components play monaural aural signals; and when the main and auxiliary earphones in the bluetooth stereo earphone components operate at the same time, the bluetooth stereo earphone components play binaural stereo aural signals. The stereophonic sound solution is convenient in earphone acquisition and use, can be used for preventing the bluetooth earphone from losing, and avoiding the problem of separately configuring a bluetooth earphone charger, and can be widely applied to the field of design and manufacture of electric communication equipment and portable computers.

The invention provides a teaching management system with a database. The teaching management system comprises an operation terminal, a server and a control terminal. The operation terminal is connected with the server. The control terminal is connected with the server. The server comprises a student questioning and answering processing system, a resource database which can be added and modified at any time and a title database. Via the arrangement of the title database, a teaching system is capable of obtaining comprehensive performance of students in a network teaching activity via the answering performance of students collected by the title database and via the processing of a computer.

The invention relates to a micro-channel heat exchanger and a machining method thereof, belongs to the technical field of heat exchangers, and aims to solve the problems that a micro-channel of an existing micro-channel heat exchanger is low in heat exchange efficiency and prone to deformation during machining. Micro-channels of the micro-channel heat exchanger are each a triangle with arc transition. The method sequentially comprises the steps of establishing a model through a 3D unit; carrying out manufacturing through selective laser 3D printing according to the established digital model, thereby realizing layered additive manufacturing; carrying out surface modification strengthening on the inner wall areas of the micro-channels; and carrying out layer-by-layer numerical control milling on a micro-channel heat exchanger blank to ensure high smoothness of the inner wall to obtain the micro-channel heat exchanger. The micro-channel units are designed into triangles with arc transition, the channels are alternating forwards and reversely, the contact area of the cold and hot channels is increased, then the heat exchange efficiency is improved, 3D printing is adopted for layered additive manufacturing, and the problem of poor micro-channel forming is avoided.

The invention relates to an anode material for an alkaline aluminum-air battery and a preparation method of the anode material, and belongs to the field of air batteries. The preparation method of theanode material for the alkaline aluminum-air battery is characterized in that the anode material is aluminum alloy, and the aluminum alloy consists of the following components in percentages by mass:0.05-0.20wt% of Sn, 0.05-0.15wt% of Ga, 0.2-1.0wt% of Mg, 0.1-0.5wt% of Mn, 0.1-0.3wt% of Zr, less than or equal to 0.30wt% of impurities and the balance of Al. The anode material is produced by a continuous cast rolling method, a production process is simple, the anode material is suitable for being produced in batches, defects of the anode material are reduced, the yield is increased, energy consumption is reduced, the production cost is lowered, and the economic benefit is good.

The invention discloses a heating device capable of leading thunder and lightning. The device comprises a flash device, a down lead and a plurality of heat emission resistors, wherein the flash device, the down lead and the heat emission resistors are connected in series with one another sequentially; the heat emission resistors are connected in parallel with one another; and all the heat emission resistors are grounded respectively. When the thunder and the lightning occur, the flash device which is arranged at a high position receives electric energy released by the thunder and the lightning, and current is transmitted by the down lead. When the current goes through the resistors which are connected in series with one another, heat is generated by the resistors to be provided for heating. An anti-corrosion conductive coating layer is uniformly coated on the surface of the down lead, so that the corrosion of damp air to the down lead is effectively prevented, and the oxygen inhalation corrosion capacity of the heating device capable of leading the thunder and the lightning is reduced. Due to the adoption of the heating device capable of leading the thunder and the lightning, the electric energy released by the thunder and the lightning is collected, and is converted into heat energy to be used by people.

The invention relates to a cleaning device, in particular to a cleaning device for obstetrics and gynecology surgical instruments. The technical problem to be solved by the present invention is to provide a cleaning device for obstetrics and gynecology surgical instruments that is easy to clean, has a large cleaning degree and can be used at any time. An obstetrics and gynecology surgical instrument cleaning device comprises: a box body; a power component mounted on the box body; a first water control component mounted on the box body; a spray component mounted on the box body. The present invention is provided with a wedge-shaped ring and a clamping block. When the device is working, the wedge-shaped ring and the clamping block will cooperate, so that the device can keep the surgical instrument in the device after the cleaning of the surgical instrument is completed, and the surgical instrument can be taken at any time; The invention has a floating ball, when the water level is too high, the floating ball will move upward, so that the spraying component will no longer spray water; the invention has a blade, which can not only stir the water during cleaning, increase the cleaning strength, but also after cleaning Surgical instruments can be air-dried.

The invention discloses an enterprise portal integrating method based on a custom client. According to the method, internal and external web resources of the enterprise can be integrated by the custom client portal, so that a user can acquire the required data, documents and processing business which cannot be delayed in a forever on-line way; and the integrated web resources are viewed as a unified application in a view of the user. According to the method, a unified client portal entrance is provided for the user, thus the user can access the integrated web resource at any time; and when new to-do, news, new data, new e-mails and the like reach, a client portal can inform on-line users in a unified way and the user can check or process business in an inform frame. According to the enterprise portal integrating method disclosed by the invention, the problems that session contents integrated by enterprise portal based on the web are easy to be out of date and update information of the integrated web resource cannot be feed back to the portal in time and the like are solved; the operation of the user is simplified; and work efficiency is improved.

The invention discloses an active mold inhibitor, as well as a preparation method and an application thereof, and specifically provides a conveniently and easily operated bacterial agent for preparing a mycelium blank by a white blank in the process of manufacturing a fermented bean curd. According to the active mold inhibitor, thalli are obtained by performing plate-frame filtration on actinomucor elegans that is cultivated by a fermentation tank in a liquid state; the thalli are compounded with a corn starch or a soluble starch, soybean meal and glycerol according to a certain ratio to form a drying-assisting protective agent; and massive mycelia can be rapidly multiplied and grown on the surface of the bean curd, thereby covering the white blank of the bean curd and forming the mycelium blank that is dense in texture. According to the invention, the bacterial agent is used for manufacturing a fermented bean curd, is short in growth cycle, can become a dominant flora within only 36-48h, and achieves the maximum mycelium length and the dense coverage so as to avoid the invasion of sundry bacteria; the bacterial agent is simple in manufacturing method, easy to extract at any time, and high in activity; and the content of flora in per unit of the bacteria agent is maximum.

The invention discloses a drawing exhibition table used for environment design, comprising a first L-shaped exhibition board and a second L-shaped exhibition board with end parts hinged mutually, foursupport pillars used for supporting the first exhibition board and the second exhibition board and hinged with the first exhibition board and the second exhibition board, a tool box and a locking part used for locking the first exhibition board and the second exhibition board, wherein the support pillars are of hollow structures with openings at two ends, a locking rod penetrates through the support pillar and is movably connected with the support pillar, locking holes matched with the locking rods are formed in both the first exhibition board and the second exhibition board, and a fixing mechanism used for fixing the tool box is arranged at the side part, close to the support pillar, of the first exhibition board or the second exhibition board. The drawing exhibition table has the advantage and effect of achieving an effect of reducing cost by utilizing a new mechanical structure.

The invention discloses a chemical reaction lifesaving nose plug based on a dielectric elastomer, which comprises a spherical inner plug. Limiting magnetic blocks are arranged on the left side of thefilter cotton on the inner surface of the inner cavity of the plug cylinder; an opening and closing mechanism is arranged between the limiting magnetic blocks on the inner surface of the inner cavityof the plug cylinder; a dielectric elastomer power generation mechanism is arranged at the bottom of the inner surface of the inner cavity of the plug cylinder and on the left side of the limiting magnetic block; and the side, away from the spherical inner plug, of the plug cylinder communicates with a chemical reaction mechanism, a circulating mechanism is arranged in the middle of the side, awayfrom the plug cylinder, of an inner cavity of the chemical reaction mechanism, and an anti-disengaging mechanism is arranged at the position, close to the spherical inner plug, of the outer surface of the plug cylinder. According to the chemical reaction lifesaving nose plug based on a dielectric elastomer, which relates to the technical field of nose plugs, the device is small in size, capable of conducting dielectric elastic power generation through breathing and conducting electrolysis oxygen generation on water, suitable for being used in various different environments, capable of conducting oxygen generation for a long time, convenient to carry, effective in supply and capable of guaranteeing life safety in the rescue process.

The invention relates to the field of automatic target-scoring devices, in particular to a target paper positioning device and a target paper positioning method with the same. The target paper positioning device comprises a positioning marking board. The upper edge line of the positioning marking board is flush with the lower edge line of target paper. A positioning line and / or a positioning point are / is arranged on the attachment face of the positioning marking board. A positioning marker for conducting fixed positioning on a specified dot on the lower edge line of the target paper is further arranged at the upper edge of the positioning marking board. The method includes the steps that the positioning point is aligned to a pin hole in the target face of a target frame; an inserting rod is used and fixed by being aligned to a positioning hole and inserted into the positioning hole; and a deviation value of a scale mark on the positioning marking board relative to the scale return-to-zero point is read and corrected. According to the target paper positioning device and the target paper positioning method with the same, on the premise that the use complexity of a traditional automatic target-scoring device is not affected, and the shooting training efficiency is guaranteed, the requirement for precise positioning of the target paper is met, and the accuracy and the rapidity of target scoring in shooting are guaranteed; and the requirement for precise positioning operation of the target paper can be met in a reified manner by means of the target paper positioning method.

The present invention relates to the technical field of sports equipment, and proposes an advanced running test system, including a starting point testing device for setting at the starting point of a runway; an end point testing device for setting at the end point of a runway, the starting point testing device and the The end point test equipments all include infrared radiation detectors; the handheld terminal, the start point test equipment, the end point test equipment and the handheld terminal all have timing functions, and the start point test equipment, the end point test equipment and the The handheld terminals have different numbers; the storage cabinet is used to store the starting point test equipment, the end point testing equipment and the handheld terminal, and the housing of the storage cabinet is provided with a two-dimensional code, and the storage cabinet is connected to the server; the computer terminal is connected to the server connect. Through the above technical solution, the problems of high laying cost and inflexible use of the advanced running test system in the prior art are solved.

The invention discloses a touch sensing passive RFID tag for man-machine interaction and a use method thereof. A microfluidic structure is used as a touch pressure sensing unit to adjust the working state of the RFID tag, so that the RFID tag returns to normal work when being pressed, and returns a tag electronic product code. The tag can also be used as a structural unit, and a plurality of unitscan be orderly arranged to form wireless man-machine interaction equipment. The tag is simple in structure, low in cost and convenient to process. The tag is completely passive and long in service life. The tag is ultra-thin, flexible, and foldable, and is easy to carry. The tag can be attached to various objects, even the surfaces of human bodies and clothes, and is convenient to use. The effective working distance is long and can reach up to more than ten meters without being limited by the sight distance. The same receiver can read input information of a plurality of devices at the same time.

The disclosed automatic division method for Web area comprises: with whole Web page as the root area, 1) from the root area, recursive dividing as the process into proper, perfect, overlarge, over-small and rectangular areas; 2) combining all over-small areas to convert them into the perfect or proper areas as much as possible; then, reducing area number as much as possible. This invention can provide Webs for displaying on TV conveniently.

The invention provides a cleanser for cleaning a fusing machine. The cleanser comprises the following components in percentage by weight: 15%-20% of 202# silicone oil, 3.0%-5.0% of chlorodifluoroe-thane, 50%-60% of tetrachloroethylene, 20%-25% of dichloromethane and 0.1-0.5% of lemon essence. The cleanser can also be mixed with liquefied petroleum gas to acquire a cleaning spray so as to be more convenient to use. The cleanser can clean gum strains and the like on the surface of a conveying belt with Teflon coating and on the bottom of an iron, and thus fusing equipment is protected, and working efficiency and service life of the fusing machine are improved. The invention also discloses a preparation method of the cleanser.

The invention discloses a browsing method and a system for an embedded browser. The method includes the following steps: step S102: starting up the embedded browser for browsing the program; step s104: if needed, configuring the interest points; step s106: collecting the corresponding information in the viewed web page according to the configured interest point table list; step s108: storing the collected information in the storage medium; step s110: when need to index, searching in the storage medium according to the input index keywords, and returning the information after finding the relevant information. The invention realizes an interest point configuration of browser users, an intelligent information collecting based on the interest points of users, classified information storage and a quick index of relevant information of users by providing a concise index interface.