Abstract: A method for preparing coffee concentrate is provided. The method includes: grinding coffee beans to obtain ground coffee beans, adding the ground coffee beans into water and then performing ultrasonic extraction to obtain a first mixture, and filtering the first mixture to obtain coffee extract and coffee grounds; adding the coffee grounds into ethanol solution for extraction, and then removing ethanol by vacuum concentration to obtain coffee oil; uniformly mixing the coffee oil and the coffee extract at room temperature to obtain a second mixture, and cooling and standing the second mixture to obtain a coffee oil layer and a coffee liquid layer; and concentrating the coffee liquid layer to obtain concentrated coffee liquid layer, and uniformly mixing the concentrated coffee liquid layer with the coffee oil layer to thereby obtain the coffee concentrate.

Abstract: Provided are a biological polysaccharide having the effect of preventing and treating acne and/or steroid-dependent dermatitis and the use thereof. Specifically, provided is the use of ?-glucan for preparing a formulation or composition, wherein the formulation or composition is used in the prevention and/or treatment of acne and/or steroid-dependent dermatitis. The ?-glucan has the effects of significantly relieving and improving acne and/or steroid-dependent dermatitis, effectively controlling the occurrence of acne and/or steroid-dependent dermatitis, accelerating the healing and/or regression of acne and/or steroid-dependent dermatitis.

Abstract: The present disclosure relates to the technical field of metal materials, and more specifically, to a non-heat treated aluminum alloy stress-bearing member material with high toughness and high casting performance and its preparation method. The non-heat treated aluminum alloy stress-bearing member material with high toughness and high casting performance includes the following components in terms of mass percentage: Si: 8.5-12.0%, Mg: 0.10-0.35%, Mn: 0.25-0.4%, Cr: 0.02-0.14%, V: 0.02-0.38%, Sr: 0.01-0.04%, Ti: 0.05-0.11%, B?0.005%, Ca?0.05%, Zr?0.1%, Zn?0.1%, RE?0.1%. The total amount of other impurities is less than or equal to 0.25%, and the balance is Al. Under the premise of ensuring that the alloy has good die casting performance, the die-casting parts in non-heat-treated state can have excellent comprehensive mechanical properties, thereby meeting the performance requirements of the die casting stress-bearing member.

Abstract: A composition contains ?-glucan and is used for preventing and/or treating hormone-dependent dermatitis, skin mucositis or other skin inflammatory diseases.

Abstract: The present invention relates to a method for asynchronously storing massive data generated during high speed video measurement, the method including the following steps: step (1), constructing a high speed video measurement hardware model; and step (2) realizing asynchronous I/O real-time storage in a high speed solid state disk on the basis of Windows core programming. Compared with the prior art, the present invention solves the problems of incompleteness or frame drop during real-time storage of massive data, and realizes real-time and lossless storage of massive high speed data.

Abstract: Examples relate to a system for a scientific or surgical imaging system, to a scientific or surgical imaging system comprising such a system, and to a corresponding method and computer program. The system comprises one or more processors and one or more storage devices. The system is configured to obtain information on one or more illumination parameters used by an illumination system, the illumination system being separate from the scientific or surgical optical imaging system, from the illumination system. The system is configured to determine at least one parameter for using an optical imaging sensor of an imaging device of the scientific or surgical optical imaging system based on the one or more illumination parameters.

Abstract: The present invention relates to a coating composition including a film-forming resin present in an amount of 20 percent to 60 percent by weight of the total solids of the coating composition; an amount of a first material comprising a reflective property towards ultraviolet light; and an amount of a second material comprising an absorptive property towards ultraviolet light. A substrate comprising a surface at least partially coated with the coating composition. A method of preparing a substrate including coating a portion of a surface of the substrate with the coating composition and curing the coating composition. A vehicle comprising a surface at least partially coated with the coating composition.

Abstract: A knife that can be quickly assembled and disassembled comprises a blade and a handle that are removably connected to each other through a connection assembly, and further comprises a knife clip, a knife disc and a handle ring. The left end of the blade is provided with a knife rod. A step is provided at the connection between a main body of the blade and the knife rod. A knife clip is sleeved outside of the step. The handle ring and the knife disc are provided parallel on the left and right sides respectively, and are respectively sleeved outside of the knife rod. The handle comprises a handle sleeve and a built-in sleeve that is fixed at the right end of the inner hole of the handle sleeve.

Abstract: The present invention relates to a multi-medium imaging analytic method for underwater medium surface position compensation. The method is used for compensating a medium surface position based on refraction theorem, specifically comprising: acquiring a refractive index and a thickness of each medium, computing a medium surface position compensation value according to an incident angle, and obtaining a virtual medium surface as a new medium surface to convert a multi-medium imaging analysis model into a double-medium imaging analysis model. Compared with the prior art, the method has the advantages of high feasibility, excellent stability, sub-millimeter accuracy, and the like.

Abstract: The present disclosure relates to the technical field of metal materials, and more specifically, to a non-heat treated aluminum alloy stress-bearing member material with high toughness and high casting performance and its preparation method. The non-heat treated aluminum alloy stress-bearing member material with high toughness and high casting performance includes the following components in terms of mass percentage: Si: 8.5-12.0%, Mg: 0.10-0.35%, Mn: 0.25-0.4%, Cr: 0.02-0.14%, V: 0.02-0.38%, Sr: 0.01-0.04%, Ti: 0.05-0.11%, B?0.005%, Ca?0.05%, Zr?0.1%, Zn?0.1%, RE?0.1%. The total amount of other impurities is less than or equal to 0.25%, and the balance is Al. Under the premise of ensuring that the alloy has good die casting performance, the die-casting parts in non-heat-treated state can have excellent comprehensive mechanical properties, thereby meeting the performance requirements of the die casting stress-bearing member.

Abstract: An electrode sheet and an electrode sheet assembly are provided. The electrode sheet includes a current collector, a first active material layer, and a second active material layer. The current collector has a first surface and a second surface opposite to the first surface. The first active material layer covers at least a part of the first surface. The second active material layer covers at least a part of the second surface. The first active material layer is different from the second active material layer. The first active material layer and the second active material layer have different particle size distributions.

Abstract: The present invention relates to a method for asynchronously storing massive data generated during high speed video measurement, the method including the following steps: step (1), constructing a high speed video measurement hardware model; and step (2) realizing asynchronous I/O real-time storage in a high speed solid state disk on the basis of Windows core programming. Compared with the prior art, the present invention solves the problems of incompleteness or frame drop during real-time storage of massive data, and realizes real-time and lossless storage of massive high speed data.

Abstract: A knife that can be quickly assembled and disassembled comprises a blade and a handle that are removably connected to each other through a connection assembly, and further comprises a knife clip, a knife disc and a handle ring. The left end of the blade is provided with a knife rod. A step is provided at the connection between a main body of the blade and the knife rod. A knife clip is sleeved outside of the step. The handle ring and the knife disc are provided parallel on the left and right sides respectively, and are respectively sleeved outside of the knife rod. The handle comprises a handle sleeve and a built-in sleeve that is fixed at the right end of the inner hole of the handle sleeve.

Abstract: A composition contains ?-glucan and is used for preventing and/or treating hormone-dependent dermatitis, skin mucositis or other skin inflammatory diseases.

Abstract: Provided are a biological polysaccharide having the effect of preventing and treating acne and/or steroid-dependent dermatitis and the use thereof. Specifically, provided is the use of ?-glucan for preparing a formulation or composition, wherein the formulation or composition is used in the prevention and/or treatment of acne and/or steroid-dependent dermatitis. The ?-glucan has the effects of significantly relieving and improving acne and/or steroid-dependent dermatitis, effectively controlling the occurrence of acne and/or steroid-dependent dermatitis, accelerating the healing and/or regression of acne and/or steroid-dependent dermatitis.

Abstract: The disclosure relates to a baking apparatus for secondary battery. The baking apparatus for secondary battery comprises: a feeding device, a discharging device spaced from the feeding device in a horizontal direction, a baking device disposed between the feeding device and the discharging device, and a transferring device. The baking device comprises a baking oven including a housing and a cover for connecting hermetically with the housing. The transferring device is configured to put a secondary battery to be baked, which is conveyed by the feeding device, into the baking oven, and take the baked secondary battery out of the baking oven and convey it to the discharging device.

Abstract: A terminal management method and an apparatus, where the method includes that a terminal obtains a first light intensity at a first moment and a second light intensity at a second moment according to a first interval period. The second moment is later than the first moment. When a difference between the first light intensity and the second light intensity is greater than a first threshold, and the second light intensity is less than a second threshold, the terminal closes a target program.