Abstract: A refrigerating and freezing device, the refrigerating and freezing device including: a casing, including an inner container, a housing, and a heat preservation layer, wherein a storage space is disposed in the inner container, a storage container is disposed in the storage space, and the storage container has a controlled atmosphere fresh-keeping space therein; and a controlled atmosphere membrane component, configured to allow more oxygen gas in an airflow in a space around the controlled atmosphere membrane component than nitrogen gas in the airflow in the space around the controlled atmosphere membrane component to pass through a controlled atmosphere membrane to enter an oxygen gas-enriched collecting cavity. The storage space is composed of a top cover and a bottom box, a lower surface of the top cover is provided with a concave cavity, and the controlled atmosphere membrane component is disposed in the concave cavity.

Abstract: The present invention relates to a drawer assembly and a refrigerating and freezing device with the drawer assembly. The drawer assembly comprises a cartridge defined a drawing space and a modified atmosphere film assembly, an accommodating cavity is defined in a top wall of the cartridge, the accommodating cavity is communicated with the drawer space; the modified atmosphere film assembly is mounted in the accommodating cavity, and the modified atmosphere film assembly is provided with a modified atmosphere film and an oxygen-enriched gas collecting cavity, so that when the pressure of the oxygen-enriched gas collecting cavity is less than the pressure of the accommodating cavity, oxygen in air of the accommodating cavity penetrates the modified atmosphere film to the oxygen-enriched gas collecting cavity, so as to obtain a gas atmosphere with rich nitrogen and lean oxygen, facilitating for fresh keeping of foods.

Abstract: An air separation device and a refrigerating and freezing device. The air separation device comprises a support frame and an air separation membrane, wherein a supporting surface with a channel and an enriched-gas collection chamber communicated with the channel are formed in the support frame. The air separation membrane laid on the support surface of the support frame and configured to enable more of a specific gas than other gases in airflow of the space around the air separation device to enter the enriched-gas collection chamber through the air separation membrane. According to the air separation device provided by the present invention, the support frame is specially designed to adopt the structure provided with the support surface and the enriched-gas collection chamber, the channel communicated with the enriched-gas collection chamber is formed on the support surface, and the air separation membrane is disposed on the support surface.

Abstract: Methods and systems for selecting a tool for a project is described. In an example, a processor can run a machine learning model to generate a set of requirements to implement a project. The processor can identify a keyword from the set of requirements. The processor can search for the keyword on a search engine. The processor can receive a search result from the search engine corresponding to the keyword. The processor can identify, based on the search result, a tool that can be used to implement the project, where the tool can be in compliance with the set of requirements.

Abstract: The present disclosure relates to a display apparatus. The display apparatus may include a plurality of display units, each of the plurality of display units including at least one pixel, and a plurality of connectors that connect the plurality of display units to one another. The plurality of connectors and the plurality of display units may form a mesh distribution structure and, when the mesh distribution structure is stretched in a first direction, the mesh distribution structure may be configured to expand in a second direction perpendicular to the first direction.

Abstract: The application discloses a service invoking method, device, apparatus and medium. The service invoking method includes: receiving a first service request message sent by a service invoking end; determining, in response to the first service request message, header information of the first service request message; determining, under a condition that the header information includes a route identification, a target data center among a plurality of data centers according to the route identification; sending the first service request message to the target data center to enable the target data center to provide service for the service invoking end. Based on the embodiments of the application, efficiency of service invoking can be improved.

Abstract: In an approach to blockchain management of cloud service provisioning failures, one or more computer processors capture one or more application programming interface (API) calls associated with a service provision. One or more computer processors submit the captured one or more API calls to a blockchain ledger. One or more computer processors detect a system failure during the service provision. One or more computer processors extract the submitted one or more API calls from the blockchain ledger. Based on the extracted one or more API calls, one or more computer processors identify a problematic system associated with the system failure.

Abstract: The present invention provides a super-hydrophobic anti-pollution flashover coating with hydrophobicity transference, which is prepared from the following raw materials: a silicone resin, an organic solvent, silicon oxide, a flame retardant, a cross-linking agent, a coupling agent, a dispersing agent, a defoaming agent, a leveling agent, and a silicone resin curing agent. The present invention also provides a preparation method of the super-hydrophobic anti-pollution flashover coating with hydrophobicity transference.

Abstract: The present invention provides a storage device, including: a box body, a gas separator, and a gas extractor, wherein the gas extractor is communicated with the gas separator. The storage device of the present invention may form a nitrogen-rich and oxygen-deficient atmosphere beneficial to food freshness preservation.

Abstract: A stator assembly, an electronic expansion valve, and a refrigeration device are provided. The stator assembly has a housing, a coil assembly and a fixing member. An outer surface of the housing is provided with an installation opening. The coil assembly is provided in the housing, and has a shell for mounting a coil. The fixing member is inserted through the installation opening to be fixedly connected with the shell, and the is configured to connect with the conducting tube of the electronic expansion valve to electrically conduct the shell and the conducting tube.

Abstract: A nut, an electronic expansion valve, a stop structure of the electronic expansion valve, and a refrigeration device are provided. The nut has a pipe body and a connection seat. An outer peripheral wall of a first end of the pipe body is provided with a limiting snap protrusion. The connection seat is connected to the first end of the pipe body. A first avoidance interval is provided between the limiting snap protrusion and the connection seat for installing a first stop of the spring guide rail.

Abstract: A compressor and a refrigeration device are provided. The compressor has a casing and a main frame disposed in the casing. The main frame has a guide structure configured to position the main frame. By coordination between the guide structure and a tooling, the process for positioning the main frame can be effectively simplified, the efficiency of positioning the main frame can be improved, and the assembly operation by workers can be facilitated.

Abstract: The present disclosure discloses a method and an apparatus for reporting a buffer status report, user equipment and a computer-readable storage medium. The method for reporting the buffer status report includes: determining, by user equipment, UE, logical channel groups, LCGs, with data to be transmitted, and a first number of LCGs assigned to send buffer sizes; and sending, by the UE, buffer sizes of the LCGs with data to be transmitted by means of a buffer status report, BSR, according to determined first number.

Abstract: The present disclosure discloses an amylopectin-based cyclic glucan and the processing method for the same, and belongs to the technical field of food processing. The present disclosure uses a starch as a raw material, prepares an amylopectin-based cyclic glucan through sugar chain degradation grading and glycosidase-catalyzed trans-glycoside technology, and can be used as a steady-state carrier material for food active factors. The method of the disclosure has advantages of green environmental protection, high processing yield and low cost. The prepared product has high branching degree, special large ring structure and good water solubility, and can be used for steady-state delivery and active protection of natural functional substances, involving nutritional food, medicine, daily chemicals and other fields.

Abstract: The present disclosure discloses a processing method for intelligent hydrogel from nano-scale starch particles, and belongs to the technical field of nutritional health food. The present disclosure uses dendritic water-soluble starch particles as a skeleton and utilizes a transglycosidation and chain extension-glycan entanglement reaction of glycosyltransferase to obtain an intelligent hydrogel having a spatial reticular structure. The product provided by the present disclosure is an intelligent starch-based hydrogel which has good rehydration capability, biocompatibility, strong gel strength, enzymatic response irreversibility, pH response reversibility, can carry multiple nutritional factors. The hydrogel provided by the present disclosure can protect and control the release of food functional factors, and can be applied to food, biological drug loading, functional materials and the like.

Abstract: A computer-implemented method, computer system, and computer program product for blockchain enabled service reservation and delegation. The present invention may include receiving one or more first or second trigger conditions defined by a user, detecting an occurrence of the one or more first trigger conditions, deploying a smart contract based on the received one or more first trigger condition, detecting an occurrence of the one or more second trigger conditions, and deactivating the smart contract based on the received one or more second trigger conditions. The present invention may include receiving a subject registration, the subject is the user, a service, or a device. The one or more first trigger conditions may be a condition that upon its occurrence may initiate the deployment of the smart contract. The one or more second trigger conditions may be a condition that upon its occurrence may initiate the deactivation of the smart contract.

Abstract: The present invention discloses a glucan-based shell-core structure carrier material and preparation and application thereof, and belongs to the technical field of modern food processing. Spherical hyperbranched water-soluble amylum grains are used as the raw material, and an enzymatic grafting and chain extending process is adopted for treatment to modify the surfaces of water-soluble glucan molecules into a firm shell structure with densely cumulated crystal structures, and form the glucan-based carrying material with the shell-core structure of which an inner core cavity has an amorphous state and an outer shell layer has a crystalline state.

Abstract: The present invention discloses a high-moisture sludge ultra-fine synchronizing deep-drying device and a method thereof. The device has a sludge ultrafine pulverizing unit and a sludge drying unit arranged horizontally in parallel, and a pulverized sludge discharge port arranged between them. The sludge ultrafine pulverizing unit comprises a sludge pulverizing chamber and a sludge feeding port, and the sludge pulverizing chamber is a hollow cylindrical structure with a pulverizing rotation shaft arranged in the center, and the pulverizing rotation shaft is provided with a sludge pulverizing impeller. The lower part of the sludge feeding port is provided with a first baffle and/or a second deflector. The sludge is pulverized into sludge powders in the sludge pulverizing chamber, and then fed into the sludge drying chamber to be fluidized and dried. The present invention has the advantage of high drying efficiency, etc.