一种快速检测生物样品中β#-[2]―受体兴奋剂的方法及其应用

The detecting method is the combination of derivation solid phase micro extraction technology and gas chromatography/mass spectroscopy. The matter to be measured is separated from the sample and enriched onto SPME fiber by its adsorbing affinity to the surface coating of the solid phase micro extracting fiber; the fiber is then set in the gas phase of the deriving agent for derivation reaction; and the fiber is finally detected in gas chromatography/mass spectroscopy system. In the selective ionic detection, the detected peak area is compared with contrast curve to calculate the beta2-acceptor excitant density in tested sample. The present invention has the advantages of simple operation, fast analysis, high accuracy, high sensitivity, etc.

Preparation method of Lingnan toxic traditional Chinese medicine for treating hematological malignancies

The invention provides a preparation method of a Lingnan toxic traditional Chinese medicine for treating hematological malignancies, which comprises the following steps: respectively weighing the following components in parts by weight: 10-20 parts of venenum bufonis powder, 20-30 parts of codonopsis pilosula, 10-20 parts of gypsum, 5-15 parts of tortoise plastron, 20-30 parts of astragalus membranaceus, 20-35 parts of leech, 20-30 parts of fried pangolin pieces, 20-30 parts of melanterite, 10-30 parts of angelica sinensis, 20-30 parts of frankincense, 20-30 parts of myrrh and 20-30 parts of cinnamon; compared with the prior art, the traditional Chinese medicine composition has the advantages that the hemogram index of a patient with the blood disease can be obviously recovered, the immunity of the patient can be improved, and the blood diseases such as aplastic anemia, myelodysplastic syndrome, leukemia, myeloma and lymphoma can be treated. The medicine for treating the blood diseases ...

Arrange peak cooling system in natural draft indirect air cooling tower

The utility model discloses an arrange peak cooling system in natural draft indirect air cooling tower, the induced air passageway of cold air outside arranging the one or more peak cooler in the natural draft indirect air cooling tower and carry the tower for the peak cooler, the induced air passageway adopts underground or semi -underground form, from advancing the tower between the radiator foundatin plate of natural draft indirect air cooling tower and the tower cyclic group top surface, the utility model discloses can practice thrift area, optimize arranging of general plane, the peak cooler arranges in a flexible way and can reduce the operating noise of peak cooler, the utility model discloses the increase -volume transformation that newly -built engineering also can be used to current natural draft indirect air cooling system had both been can be used to.

Internet of Vehicles data searching method, device, equipment, medium and product

The invention relates to an Internet of Vehicles data searching method and device, computer equipment, a storage medium and a computer program product. The method comprises the following steps: firstly, obtaining a query request of target Internet of Vehicles data and a target node ID of a target road side unit used for storing the target Internet of Vehicles data in an alliance chain system, then grouping all road side units based on communication time delay among the road side units in the alliance chain system, and sending the grouped road side units to the alliance chain system; the method comprises the following steps: grouping a plurality of groups, determining a leader roadside unit in each group, screening out a target roadside unit from all roadside units according to an exclusive OR distance between a target node ID and a node ID of each roadside unit based on a grouping result and the leader roadside unit, and finally searching target Internet of Vehicles data from the target ...

Electrolyte for electrolytic condenser and capacitor using the electrolyte

The invention discloses electrolyte used in the electrolytic capacitor and capacitor adopted the electrolyte. The electrolyte includes solvent and solute. The solvent includes main solvent and secondary solvent. The main solvent is high boiling non-proton such as N- methyl pyrrolidone. The weight percentage of the main solvent, the secondary solvent and the solute is that the main solvent is from forty percent to eighty two percent; the secondary solvent is from eight percent to thirty two percent; the solute is from six percent to twenty eight percent. The electrolyte of the invention also includes additive such as phosphoric acid, nitrodracylic acid. This can effectively solve the problem that the oxide film at the surface of the aluminum foil is eroded by the electrolyte at high temperature. The electrolyte of the capacitor could resist the solder-reflow temperature to 260 deg.C and sixty centigrade degree.

License plate image classification method and device, electronic equipment and storage medium

The embodiment of the invention discloses a license plate image classification method and device, electronic equipment and a storage medium. The method comprises the steps of determining image feature data of a target license plate image in response to an image classification instruction for the target license plate image; and inputting the image feature data into a pre-trained license plate classification model, and outputting an execution result for classification of the target license plate image, the execution result comprising at least two classification items and the probability of each classification item, and the at least two classification items being distributed in a tree form. According to the technical scheme of the embodiment of the invention, the license plate images can be classified more accurately, and the classification process has interpretability.

Host cell containing vector for expressing functional recombinant human coagulation factor VII and high-level expression method of functional recombinant human coagulation factor VII

The invention provides a host cell containing a vector for expressing a functional recombinant human coagulation factor VII and a high-level expression method of the functional recombinant human coagulation factor VII, and aims at establishing an expression vector containing F VII, GGCX and VKORC1 recombinant nucleic acids and improving the g-carboxylation modification of the recombinant F VII by virtue of coordinated expression of the GGCX and the VKORC1. The host cell contains the F VII recombinant nucleic acid (human coagulation factor VII), depending on which the vitamin K is coded, a VKORC1 (mouse vitamin K epoxide reductase complex subunit 1) recombinant nucleic acid and a GGCX (mouse g glutamyl carboxylase) recombinant nucleic acid, as well as an insulator (4X) recombinant nucleic acid; the high-level expression method of the functional recombinant human coagulation factor VII comprises the steps of establishing an expression vector, mediating the expression vector into a DHFR deficient ...

Vehicle control method, device, equipment and medium

The embodiment of the invention discloses a vehicle control method and device, equipment and a medium. The method comprises the following steps: if a vehicle power-on event is detected, obtaining target data of a preset data type from a vehicle controller of a target vehicle; the vehicle controller comprises a central controller, a network transmission controller, a domain controller and a terminal controller; performing Hash calculation on the target data, and determining a target Hash value of the target vehicle according to a Hash calculation result; and acquiring a preset hash value of the target vehicle, and controlling the starting state of the target vehicle according to the preset hash value and the target hash value of the target vehicle. According to the technical scheme, whether the data in the vehicle are illegally tampered or not can be effectively detected, so that the integrity and storage safety of the data of the vehicle controller are guaranteed, and a basis is provided ...

Method for preparing antihuman recombinant tissue factor monoclonal antibody

The invention discloses a method for preparing an antihuman recombinant tissue factor monoclonal antibody. The method comprises the following steps: combining a truncated human recombinant tissue factor obtained by purification after prokaryotic expression with a freund adjuvant immunized mouse; fusing mouse spleen cells with myeloma cells; selectively cultivating and screening an HAT selective medium; after the subcloning cultivation is subjected to limiting dilution, selecting target hybridoma cells by an ELISA method, performing massive proliferation, and injecting into an abdominal cavity of a syngeneic mouse to prepare ascites; and obtaining the antihuman recombinant tissue factor monoclonal antibody which has excellent potency and higher yield. The antihuman recombinant tissue factor monoclonal antibody prepared by the method of the invention has the advantages of high sensitivity and strong specificity, can be used for immunoaffinity purification of the human recombinant tissue factor ...

Raking prop structure used for natural draft cooling tower and construction method thereof

The invention discloses a raking prop structure used for a natural draft cooling tower and a construction method of the raking prop structure. The raking prop structure includes a raking prop structure body which is formed by mutually connecting a plurality of prop house racks to be in an annular structure. The prop house racks are in a steel tube-concrete combination structure composed of steel tubes and concrete with which the steel tubes are filled. The prop house racks comprise ring beams, pier columns and props, wherein the ring beams are connected with the top ends of the props, and bottom ends of the props are connected with the pier columns; the props are X-type props or V-type props. The construction method comprises the steps that concrete in raking props and concrete in the ring beams of the steel tube-concrete combination structure are injected from the bottom, one-off or staged lift-up method pouring is adopted, and the segmented ring beams are assembled through welding to ...

Electrolyte for electrolytic condenser and capacitor using the electrolyte

Method for preparing antihuman recombinant tissue factor monoclonal antibody

The invention discloses a method for preparing an antihuman recombinant tissue factor monoclonal antibody. The method comprises the following steps: combining a truncated human recombinant tissue factor obtained by purification after prokaryotic expression with a freund adjuvant immunized mouse; fusing mouse spleen cells with myeloma cells; selectively cultivating and screening an HAT selective medium; after the subcloning cultivation is subjected to limiting dilution, selecting target hybridoma cells by an ELISA method, performing massive proliferation, and injecting into an abdominal cavityof a syngeneic mouse to prepare ascites; and obtaining the antihuman recombinant tissue factor monoclonal antibody which has excellent potency and higher yield. The antihuman recombinant tissue factor monoclonal antibody prepared by the method of the invention has the advantages of high sensitivity and strong specificity, can be used for immunoaffinity purification of the human recombinant tissuefactor ...

Maleic acid levo amido chloro diping oral disintegration tablet and preparation method thereof

Butylphthalide dripping pill and preparing method

Maleic acid levo amido chloro diping oral disintegration tablet and its preparation method

An oral disintegrating tablet of levo-amlodipine maleate is prepared from levo-amlodipine maleate, water-soluble filler, disintegrant, lubricant, and optional others.

Arrange circulating water pump house in natural draft indirect air cooling tower

The utility model relates to an arrange circulating water pump house in natural draft indirect air cooling tower, circulating water pump house are connected with to its induced air passageway of carrying the outer cold air of tower, the induced air passageway adopts underground or semi -underground form with circulating water pump house and the outside intercommunication of natural draft indirect air cooling tower, the draft of usable natural draft cooling tower, with the outer natural air of tower in circulating water pump house is introduced to underground or semi -underground induced air passageway, take away the heat that manufacturing equipment produced, then discharge through the circulating water pump house air outlet, showing the operating environment temperature that reduces in the pump house, improve the interior operation maintenance condition of pump house, the flexibility is arranged to pump house and induced air passageway, and induced air passageway cross -section is big, ...

Butylbenzene phthalein tablet and preparation method thereof

The invention relates to a butyl phthalide tablet and a preparation method thereof. The butyl phthalide tablet is composed of butyl phthalide solid powders and other medical troche auxiliary materials; wherein, the butyl phthalide solid powders are composed of the components with the following weight percentage: 9 percent to 30 percent of butyl phthalide, 0.01 percent to 1.2 percent of emulsifiers and 70 percent to 90 percent of cyclodextrin or cyclodextrin ramification. The troche which is made with the invention has favorable forming, stable product quality and high dissolution rate.

Butylbenzene phthalein tablet and preparation method thereof

The invention relates to a butyl phthalide tablet and a preparation method thereof. The butyl phthalide tablet is composed of butyl phthalide solid powders and other medical troche auxiliary materials; wherein, the butyl phthalide solid powders are composed of the components with the following weight percentage: 9 percent to 30 percent of butyl phthalide, 0.01 percent to 1.2 percent of emulsifiers and 70 percent to 90 percent of cyclodextrin or cyclodextrin ramification. The troche which is made with the invention has favorable forming, stable product quality and high dissolution rate.

Method for dip dyeing of protein

The invention provides a method for dip dyeing of a protein. The method comprises the steps of extracting a vegetable protein; carrying out polyacrylamide gel electrophoresis on a vegetable protein extracting solution to obtain to-be-dyed albumen glue; placing the albumen glue in a plate or a vessel with walnut 80 percent green seedcase dye liquor to dye the albumen glue for 15 to 25 minutes; and decoloring the albumen glue for 3 to 5 hours by utilizing ethanol. The walnut green seedcase dye liquor is prepared by the following steps: washing a walnut green seedcase raw material, crushing the walnut green seedcase raw material by utilizing a tissue crusher to obtain juice, and rapidly placing the juice into a vessel with a cover after the juice is filtered to remove slag; adding one vitamin C tablet for every 500ml of juice; and heating the juice to the temperature of 65 to 75 DEG C, concentrating the juice to the concentration of 20 to 30 percent, and storing the concentrated juice in a ...

Anti-theft authentication method and device for remote starting of vehicle and computer equipment

The invention relates to an anti-theft authentication method and device for remote starting of a vehicle, computer equipment, a storage medium and a computer program product. The method comprises the steps of generating a first random number after a trigger instruction sent by diagnosis equipment is received, and encrypting the first random number based on a preset encryption algorithm and a key parameter; the encrypted first random number is sent to diagnosis equipment, a first request anti-theft authentication instruction sent by the vehicle-mounted terminal is received, and the first request anti-theft authentication instruction is triggered to be sent after the diagnosis equipment sends the encrypted first random number to the vehicle-mounted terminal; and generating a second random number, sending the second random number to the vehicle-mounted terminal, determining a first authentication result with the vehicle-mounted terminal according to the second random number, and sending the ...