Abstract: The present disclosure provides a grinding robot for an inside wall of a small diameter pipe. The grinding robot includes a grinding device, a transmission device, and a driving device. By arranging the grinding robot into the above three portions, the overall bending pipe passability of the robot can be increased, which is convenient for the grinding robot to grind the small diameter pipe. A first gimbal and two second gimbals provided in the transmission device enable the grinding robot to flexibly pass through bends of the pipe, and enable a grinding driving force to be variably transmitted to the grinding device. When the grinding body rotates and contacts a pipe wall, a reaction force of the pipe wall on the grinding body is balanced by an adjusting spring adjustment force in a balance adjusting device and a self-weight of a grinding body.

Abstract: The present disclosure discloses a stellera chamaejasme adhesive material, a preparation method, and a use. A stellera chamaejasme root is crushed, soaked with an extracting solution, evaporated for concentration, desugarized, and then further concentrated, to obtain a crude extract of the stellera chamaejasme root; and the crude extract of the stellera chamaejasme root and cellulose nanocrystals are prepared into a stable colloidal suspension, to obtain the stellera chamaejasme adhesive material. According to the embodiments of the present disclosure, a technical problem that an existing plant-based adhesive cannot be antibacterial and anticorrosive or has a complex preparation process is resolved. Alternatively, in the present disclosure, stellera chamaejasme cellulose nanocrystals are extracted from the stellera chamaejasme root, and the stellera chamaejasme cellulose nanocrystals together with the crude extract of the stellera chamaejasme root are prepared into a stable colloidal suspension.

Abstract: The present disclosure provides a grinding robot for an inside wall of a small diameter pipe. The grinding robot includes a grinding device, a transmission device, and a driving device. By arranging the grinding robot into the above three portions, the overall bending pipe passability of the robot can be increased, which is convenient for the grinding robot to grind the small diameter pipe. A first gimbal and two second gimbals provided in the transmission device enable the grinding robot to flexibly pass through bends of the pipe, and enable a grinding driving force to be variably transmitted to the grinding device. When the grinding body rotates and contacts a pipe wall, a reaction force of the pipe wall on the grinding body is balanced by an adjusting spring adjustment force in a balance adjusting device and a self-weight of a grinding body.

Abstract: Provided are a culture medium and a culture method for human primary acute myeloid leukemia cells. The culture medium for human primary acute myeloid leukemia cells contains a glutamine additive, non-essential amino acids, human interleukin-6, human interleukin-7, human interleukin-3, recombinant human FLT3 Ligand, a recombinant human macrophage colony stimulating factor and a human stem cell factor. Acute myeloid leukemia cells can be cultured with higher amplification efficiency and longer in-vitro culture time by using the culture medium and culture method. Also provided are human primary acute myeloid leukemia cells cultured in vitro by using the culture medium, and the use thereof for curative effect evaluation and screening of drugs.

Abstract: A multi-split air-conditioning system, and a method for calculating a heat exchange capacity thereof. The method includes: acquiring a total heat exchange capacity of a multi-split air-conditioning system; acquiring a pressure difference between two pressure measurement points on each air pipe; acquiring the distance between the two pressure measurement points on each air pipe; acquiring the pipe diameter of each air pipe; acquiring the friction factor of each air pipe; acquiring the density of a heat exchange medium in each air pipe; and according to the total heat exchange capacity of the multi-split air-conditioning system, the pressure difference and distance between the two pressure measurement points on each air pipe, the pipe diameter and friction factor of each air pipe, and the density of the heat exchange medium in each air pipe, calculating a heat exchange capacity of each indoor unit.

Abstract: The present invention provides a cell culture medium for culturing primary gastrointestinal stromal tumor cells, comprising gastrin, N2, insulin, a receptor tyrosine kinase ligand, and a Rock kinase inhibitor. The present invention further provides a method for culturing gastrointestinal stromal tumor cells by using the cell culture medium, and an application and a method of an expanded cell population, which is obtained by using the method, in efficacy evaluation or screening.

Abstract: Disclosed are a culture medium and a culture method for in vitro expansion of primary cells of intestinal cancer. The culture medium comprises an initial culture medium, a Rho protease inhibitor, an antibiotic, gastrin, A8301, a non-essential amino acid, cholera toxin, an insulin-like growth factor-1, nicotinamide, insulin, fetal bovine serum, and an additive selected from at least one of a B27 additive and an N2 additive. By using the culture medium, effective and rapid expansion of the primary cells of intestinal cancer can be achieved. The expanded cells maintain the pathological characteristics of patients, and the culture success rate and the cell expansion rate of the primary cells of intestinal cancer are improved, which provide a research foundation for personalized treatment of the patients.

Abstract: The present disclosure relates to a system and method for digital radiography. The system may include an X-ray generation module, an X-ray acquisition module, a control module, a support module and a power supply module. The system may include one or more moving components. The X-ray acquisition module may have different configurations, such as a vertical configuration, a horizontal configuration and a free-style configuration. The control module may be configured for controlling the motion of the moving components, the selection of an X-ray acquisition module of a specific configuration, and parameters of the X-ray exposure and image acquisition. The support module may include a system of guiding rails. The power supply module may include a capacitor.

Abstract: An R-T-B based permanent magnet material, a preparation method therefor and use thereof are provided. The R-T-B permanent magnet material forms M oxides at the grain boundary triple point, such that oxygen is enriched at the grain boundary triple point, thereby accurately controlling the oxygen content in the magnet. The permanent magnet material and the preparation method of the present disclosure can prepare products with strong corrosion resistance under the condition of unchanged magnetic properties, and improve the formability in the pressing process, thereby improving the qualified rate of the products.

Abstract: Disclosed are a cell and a secondary battery. The cell includes a cell body; a length of the cell body is L, and a thickness of the cell body is H; and the L and the H satisfy the following relational expression: L/H>7. According to the cell and the secondary battery provided in the disclosure, by reasonably designing a relationship between the length L and the thickness H of the cell body, that is, a ratio between the length L and the thickness H of the cell body is defined within a specific relational expression of L/H>7, the heat dissipation performance of the cell is improved, and the heat inside the cell is discharged to the outside timely, such that the service life and safety performance of the secondary battery are improved, thereby having a higher potential for market promotion.

Abstract: A multi-connection air conditioning system and a method for calculating a heat exchange amount thereof includes a plurality of indoor units, and the method includes: obtaining a total heat exchange amount of the multi-connection air conditioning system; obtaining inlet air temperature of each indoor unit; obtaining a two-phase saturation temperature of each indoor unit; obtaining an air supply volume of each indoor unit; obtaining a heat exchange area of each indoor unit; and calculating a heat exchange amount of each indoor unit according to the total heat exchange amount of the multi-connection air conditioning system, the inlet air temperature of each indoor unit, the two-phase saturation temperature of each indoor unit, the air supply volume of each indoor unit, and the heat exchange area of each indoor unit. Thus the user can monitor the heat exchange amount of each indoor unit so that they can be managed with separate targets.

Abstract: The present disclosure relates to a system and method for digital radiography. The system may include an X-ray generation module, an X-ray acquisition module, a control module, a support module and a power supply module. The system may include one or more moving components. The X-ray acquisition module may have different configurations, such as a vertical configuration, a horizontal configuration and a free-style configuration. The control module may be configured for controlling the motion of the moving components, the selection of an X-ray acquisition module of a specific configuration, and parameters of the X-ray exposure and image acquisition. The support module may include a system of guiding rails. The power supply module may include a supercapacitor.

Abstract: This application relates to a method for transmitting a scene image of a virtual scene. The method includes: rendering a first image to obtain a first rendered image, wherein the first image is obtained through acquisition of display data of a virtual scene when the display data changes; acquiring a first time point at which the rendering of the first image is completed; encoding the first rendered image to obtain an encoded image when an interval between the first time point and a second time point is not less than a first interval threshold, wherein the second time point is a time point at which image encoding is performed last time; and transmitting the encoded image to a terminal for decoding and displaying.

Abstract: Provided are a primary cell culture medium that contains a combination of an MST1/2 kinase inhibitor and a ROCK kinase inhibitor and is used for culturing primary esophageal squamous cell carcinoma epithelial cells, and a culture method using the primay cell culture medium. In the culture method, the primary cell culture medium is used to culture primay cells on a culture vessel coated with an extracellular matrix glue, so that the primary cells prolilferate rapidly. A cell model obtained by using the primary cell culture medium and the primary cell culture method of the present invention can be used for the efficacy evaluation and screening of drugs.

Abstract: Provide are a primay cell culture medium that contains an MST1/2 kinase inhibitor and is used for culturing laryngeal cancer epithelial cells, and a culture method using the primary cell culture medium. In the culture method, the primay cell culture medium is used to culture primary cells on a clulture vessel plated with irradiated trophoblasts, so that the primay cells proliferate rapidly. A cell model obtained by the primary cell culture medium and the primay cell culture method can be used for the efficacy evaluation and screening of drugs.

Abstract: A multi-connection air conditioning system and a method for calculating a heat exchange amount thereof includes a plurality of indoor units, and the method includes: obtaining a total heat exchange amount of the multi-connection air conditioning system; obtaining inlet air temperature of each indoor unit; obtaining a two-phase saturation temperature of each indoor unit; obtaining an air supply volume of each indoor unit; obtaining a heat exchange area of each indoor unit; and calculating a heat exchange amount of each indoor unit according to the total heat exchange amount of the multi-connection air conditioning system, the inlet air temperature of each indoor unit, the two-phase saturation temperature of each indoor unit, the air supply volume of each indoor unit, and the heat exchange area of each indoor unit. Thus the user can monitor the heat exchange amount of each indoor unit so that they can be managed with separate targets.

Abstract: A data processing method includes: obtaining a cloud gaming data obtaining request transmitted by a game client; starting a game process according to the cloud gaming data obtaining request in a cloud container corresponding to the game client; allocating, in the cloud container, a frame buffer for the game process; invoking, in response to the frame buffer being allocated, a graphics rendering library to obtain a graphics rendering instruction; accessing a physical rendering device associated with the frame buffer based on the graphics rendering instruction, and performing intra-container rendering on game data corresponding to the game process, to obtain rendered game data; and generating a composited game picture according to the rendered game data.

Abstract: Provided is a culture medium containing amphiregulin for culturing primary breast epithelial cells and a culture method involving using the medium. In the culturing method, primary cells are cultured on a culture vessel coated with an extracellular matrix gel by using the culture medium, and the primary cells grow on the culture vessel, which has been coated with the extracellular matrix gel, and proliferate rapidly under the combined action of nutrient factors and an extracellular matrix contained in the primary cell culture medium. The cell model obtained by the primary cell culture medium and the primary cell culture method can be used for the evaluating the efficacy of and screening drugs.

Abstract: The present application discloses a multi-split air conditioner and a control method thereof. The multi-split air conditioner includes a plurality of outdoor heat exchangers connected in parallel to a refrigerant main circulation passage, wherein a parallel branch in which each of the plurality of outdoor heat exchangers is located is provided with a branch control valve capable of controlling a flow rate of refrigerant flowing through the parallel branch. The control method includes: determining a current superheat degree of the multi-split air conditioner; when the current superheat degree of the multi-split air conditioner deviates from a set target superheat degree, controlling and regulating the flow rate of the refrigerant flowing through the branch control valve; and controlling and regulating the flow rate of the refrigerant flowing through the air supplement control valve according to the flow rate of the refrigerant flowing through each of branch control valves.

Abstract: Disclosed are a method for controlling a heating mode of an atomization assembly and a related device. The method includes: obtaining a first temperature at a first predetermined position of the atomization assembly via a first temperature collector; wherein the first predetermined position is a position of an outlet of the atomization assembly; obtaining a temperature difference between the first temperature and a second temperature via a controller; wherein the second temperature is a temperature at a second predetermined position of the atomization device; comparing the temperature difference with a predetermined temperature difference, and determining a heating state of an aerosol-forming substrate in the atomization assembly; wherein the heating mode comprises completed atomization and uncompleted atomization; and controlling the heating mode according to the heating state by changing the heating mode to a non-heating mode in response to the heating state being the completed atomization.