Abstract: A collaborative-manipulation robotic arm for kitchen waste and a working method thereof are provided. The robotic arm includes: a base, including a transverse first mounting seat and a second mounting seat connected to the first mounting seat and extending downward; a driving mechanism, disposed at an end of the first mounting seat away from the second mounting seat; a front guide claw, an upper end of the front guide claw being connected to the driving mechanism; a fixed blade, disposed on a side of the second mounting seat facing the front guide claw; and a retractable finger, disposed at a lower end on the side of the second mounting seat facing the front guide claw. The fixed blade, the retractable finger, and the second mounting seat form a rear cutting claw.

Abstract: Provided is an intelligent control-based dosing and stirring device for sediment pollution control, including a support underframe, a support frame, a chemical cartridge, and a stirring assembly which works through intelligent control. A support ring positioned in a middle position is fixed into the support underframe by multiple support rods, and an anti-shaking mechanism is arranged in the support ring, and mounted in the support ring by multiple shock-absorbing assemblies. The shock-absorbing assemblies are used for shock absorption, thus preventing the chemical cartridge from shaking. The anti-shaking mechanism includes a circular support block, and an annular groove is formed in the circular support block. The intelligent control-based dosing and stirring device for sediment pollution control relates to the technical field of dosing and stirring devices.

Abstract: A dish washing machine including a housing having an interior wash space and a liquid inlet. A spray nozzle sprays the liquid onto dishes. The machine further includes a heating tank for heating the liquid which is supplied to the rotating spray nozzle. A heat exchange system transfers heat from the liquid heated by the heating tank to the liquid added from the liquid inlet. The heat exchange system comprising a pipe system defining a first path therethrough and a second path therethrough, with the first heat exchange system transferring heat from liquid in the second path to liquid in the first path. A first surface portion of the pipe system of the first path engaging the liquid in the first path having a greater thermal conductivity than a second surface portion of the pipe system of the second path engaging the liquid in the second path.

Abstract: This application discloses a notification display method. The method comprises: when there is a to-be-notified event, displaying, by a terminal, a notification by classification based on a notification type of the notification corresponding to the to-be-notified event; and displaying, by the terminal, in different display modes based on a priority of the notification, wherein the different display modes comprise: displaying in expanded form or displaying in collapsed form in the corresponding display pane, or the different display modes comprise: displaying in a first mode or displaying in a second mode in the corresponding display pane, and content displayed in the first mode is more than content displayed in the second mode.

Abstract: A cleaning method and a cleaning tool for a negative-pressure component for battery formation are provided. The cleaning tool includes a liquid storage tank for storing a cleaning liquid, a power member connected with the liquid storage tank, a storage cup, and a liquid guide member. The storage cup is communicated with the negative-pressure component through the guide member. The cleaning tool has a first pipeline defining a flow from the liquid storage tank to the storage cup. The power member provides power for the flow of the cleaning liquid in the first pipeline to inject the cleaning liquid in the liquid storage tank into the storage cup. The cleaning liquid is sucked into the negative-pressure component from the storage cup by an existing negative-pressure power source of the negative-pressure component. Air sucked by the negative-pressure power source is mixed with the cleaning liquid in the negative-pressure component.

Abstract: Techniques for conversational-based searching are described. A system may receive a first spoken user input, and may determine that the first spoken user input corresponds to a request for information associated with an entity. The system may retrieve item results corresponding to the entity. The system may determine a suggested user input based on the retrieved item results, and may determine output data corresponding to the suggested user input. The system may send output data to a user device, where the output data includes the item results and the suggested user input. The system may receive a second spoken user input, and may determine that the second spoken user input corresponds to the suggested user input. In response, the system may send the previously determined output data to the device.

Abstract: An attention mechanism-based 12-lead electrocardiogram (ECG) classification method is described, the method including acquiring an original image of a 12-lead ECG, segmenting waveform data recorded in the original image to obtain segmented waveform data for each lead in the 12-lead ECG, performing depth feature extraction on the segmented waveform data of said each lead to obtain a first feature map of said each lead, performing feature transformation on the first feature map of said each lead based on an attention mechanism to obtain a depth feature of said each lead, and classifying the depth feature of said each lead to obtain a classification result for the original image. The classification method can make full use of the 12-lead ECG for overall classification and improve the accuracy of image classification.

Abstract: An X-ray-based test device for a plugging removal effect of a sulfur dissolvent on a sulfur deposition rock sample includes a constant speed and pressure pump, a first intermediate container, a second intermediate container, a first pressure transmitter, a core holder, a second pressure transmitter, a first electric pump, a third intermediate container, a back-pressure valve, a gas flow meter, an H2S neutralization tank, a second electric pump, a back-pressure transmitter, a confining pressure transmitter, an X-ray generator, an X-ray detector and a thermotank. A sour gas sample is placed in the first intermediate container, and nitrogen is filled in the second intermediate container. The sulfur dissolvent is placed into the third intermediate container. A confining pressure inlet is formed in the core holder. The test device may be used for evaluating the plugging removal effect of the sulfur dissolvent injected into the sulfur deposition rock sample.

Abstract: A toxicity-removed and medicinal effect-retained Fuzi decoction granule and a preparation method thereof are provided, belonging to the technical field of traditional Chinese medicine preparation. The preparation method of the toxicity-removed and medicinal effect-retained Fuzi decoction granule includes the following steps: subjecting Radix Aconiti Lateralis Preparata to immersion and decoction in advance for 60 min to 120 min, and then mixing with Poria, Radix Ginseng, bran-fried Rhizoma Atractylodis Macrocephalae, Radix Paeoniae Alba, Radix Paeoniae Rubra, and Ramulus Cinnamomi to allow immersion for 30 min to 60 min; and subjecting a filtrate obtained by filtration to concentration and granulation in sequence to obtain the toxicity-removed and medicinal effect-retained Fuzi decoction granule. The Fuzi decoction granule prepared by the preparation method can remove inherent toxicity and retain a medicinal effect on osteoarthritis.

Abstract: The present invention provides a method for integrating a nucleic acid analysis system and measuring at least one target nucleic acid in a sample. The integrated nucleic acid analysis system includes one DMF device, which includes a substrate, a cover plate, and an instrument for performing a series of operations including magnetic beads based nucleic acid extraction, purification, thermal amplification, and optical measurement of nucleic acids in samples in a DMF device. The nucleic acid extraction and purification are based on the magnetic bead method, which uses instruments to move magnetic beads in different functional areas of the digital microfluidic chip, such as lysis reservoirs, cleaning reservoirs, and elution reservoirs, etc. The present invention integrates sample processing and detection on the same microfluidic chip, and the entire process is automatically completed by the corresponding instrument.

Abstract: The present disclosure provides methods for the prevention and treatment of Langerhans cell sarcoma (LCS) and Langerhans cell histiocytosis (LCH) in a subject comprising administering an effective or therapeutically effective dose of a HDAC3 inhibitor to the subject in need thereof.

Abstract: Novel cyclic ?-AA peptides and methods of use thereof in modulating E3 activity are presented. Each novel compound is comprised of four ?-AA building blocks. It was found that in particular, compound P6 activated E6AP to stimulate self-ubiquitination of E6AP and E6AP-catalyzed substrate ubiquitination as well as enhance the ubiquitination of E6AP substrates in the cell and accelerate their degradation.

Abstract: A collaborative-manipulation robotic arm for kitchen waste and a working method thereof are provided. The robotic arm includes: a base, including a transverse first mounting seat and a second mounting seat connected to the first mounting seat and extending downward; a driving mechanism, disposed at an end of the first mounting seat away from the second mounting seat; a front guide claw, an upper end of the front guide claw being connected to the driving mechanism; a fixed blade, disposed on a side of the second mounting seat facing the front guide claw; and a retractable finger, disposed at a lower end on the side of the second mounting seat facing the front guide claw. The fixed blade, the retractable finger, and the second mounting seat form a rear cutting claw.

Abstract: The present invention provides a device and method for analyzing quality indicators of a natural gas product and an application.

Abstract: Provided are compounds as potent inhibitors of cyclin-dependent kinase (CDK), or pharmaceutically acceptable salts thereof. Corresponding compositions are also provided.

Abstract: The present disclosure discloses a method for constructing an efficient Bacillus subtilis promoter, and belongs to the technical field of gene engineering. According to the present disclosure, natural promoters identified by different sigma subunits are connected in series to obtain some double-series and triple-series promoters, the lengths of intervening sequences between core areas of the promoters are optimized on the basis of series connection of the promoters to further improve the activity of the promoters, finally, different RBS designs are performed on the promoters, and it is verified that this strategy can not only improve the compatibility between the promoters and other gene expression regulating and controlling elements, but also controllably regulate the expression of exogenous genes.

Abstract: An ROR1 CAR or ROR1/CD19 Dual CAR for the treatment of tumors. The T cells expressing ROR1 CAR or ROR1/CD19 Dual CAR can be stimulated by ROR1-positive or ROR1/CD19-positive cells, and have cytotoxicity against ROR1-positive or ROR1/CD19-positive cells.

Abstract: The present application provides novel fusion proteins for dephosphorylating proteins that regulate T cell activation through the TCR signaling pathway, nucleic acids encoding said proteins, vectors comprising said nucleic acids, compositions comprising said nucleic acids or vectors, host cells comprising said nucleic acids, vectors or compositions or related pharmaceutical compositions. The present application also provides methods for dephosphorylation of proteins that regulate T cell activation through the TCR signaling pathway of a cell, methods of producing a cell having dephosphorylated proteins that regulate T cell activation through the TCR signaling pathway (e.g. a CAR T cell having dephosphorylated Immunoreceptor Tyrosine-based Activation Motifs (ITAMs) of endogenous CD3), methods of treating a disease, and methods of reducing or preventing GvHD in a subject associated with the administration of one or more CAR T-cells to the subject.

Abstract: A high-efficiency active layer includes a strained quantum well layer and, at one side thereof, a first strained barrier layer configured to transport electrons. The first strained barrier layer and the strained quantum well layers are configured to form strain compensation. A second barrier layer is positioned on the other side of the strained quantum well layer and is configured to transport holes. A band offset between conduction bands of the first strained barrier layer and of the strained quantum well layer is less than a band offset between valence bands of the strained quantum well layer and of the first strained barrier layer. A band offset between valence bands of the strained quantum well layer and of the second barrier layer is less than a band offset between conduction bands of the second barrier layer and of the strained quantum well layer. Light-emitting efficiency and reliability are improved.

Abstract: The disclosure discloses a mutant of nitrile hydratase derived from Caldalkalibacillus thermarum, and belongs to the technical field of enzyme engineering. The nitrile hydratase mutant Cal. t Nhase-A20V provided by the disclosure has a half-life of about 10 min at 70° C., which does not change much compared with the thermal stability of the wild enzyme. The specific enzyme activity of the mutant Cal. t Nhase-A20V is 128% of that of the wild enzyme. At the same time, the mutant also has better tolerance to a substrate and a product, and the final yield of nicotinamide produced by whole-cell catalysis reaches 598 g/L. Therefore, the nitrile hydratase mutant Cal. t Nhase-A20V provided by the disclosure has good enzymatic properties and is beneficial to future industrial production.