Abstract: Provided are an amino acid dehydrogenase mutant and use thereof. The amino acid sequence of the amino acid dehydrogenase mutant has a sequence as shown in SEQ ID NO: 1, and sites at which amino acid mutations occur include a K144G site.

Abstract: An information transmission method and apparatus, a terminal, and a storage medium, and pertains. The information transmission method in embodiments of this application includes: performing, by the terminal, conflict handling in a case that there is a conflict between feedback resources and transmission resources for a first uplink transmission, where the feedback resources are PUCCH resources, the feedback mode is NACK-only feedback mode, and the conflict handling includes one of the following: transmitting PUCCH or the first uplink transmission; and multiplexing PUCCH with the first uplink transmission for transmission.

Abstract: A soil conditioner spreader and an operation method thereof are provided. The soil conditioner spreader includes a spreader body, a ridger, a solid tank, two spiral drills, a rotary tillage wheel and a mulching device, where the spreader body is provided with a hopper in a front part. The hopper stores a conditioner. The solid tank is arranged above the spiral drills. The spreader body is connected to the solid tank through a feeding track. The ridger, the spiral rills, the rotary tillage wheel and the mulching device are successively arranged at the bottom of the spreader body from the rear to the front. The ridger ridges first, and then the spiral drills perform deep plowing, rotary tillage and scarification and apply the conditioner to a ridge. The rotary tillage wheel performs rotary tillage, and a nozzle sprays a nutrient solution or an herbicide/insecticide. Finally, the mulching device mulches.

Abstract: The present disclosure provides a method, apparatus, device, medium and program product for replying questions. The method presents a reply viewing interface for a question to a user, the reply viewing interface including a first reply control; receives a first reply operation of the user based on the first reply control; publishes a first reply video according to the first reply operation, the first reply video being used for replying to the question.

Abstract: An indication method of a power saving mode includes: instructing, by a network side device in a channel occupancy time (COT) of an unlicensed band, a terminal to enter a power saving mode.

Abstract: A DCI size alignment method includes determining, by a communication device, whether a number of DCI sizes of a plurality of DCI formats meets a DCI size budget; and in a case that the DCI size budget is not met, performing a DCI size alignment operation on the plurality of DCI formats according to a DCI size alignment rule until the DCI size budget is met. The DCI size alignment rule includes at least one of: aligning a first DCI format with DCI 0_0 and/or DCI 1_0 in a CSS; aligning the first DCI format with DCI 1_1 and/or DCI 0_1 in a USS; aligning the first DCI format with DCI 1_2 and/or DCI 0_2 in the USS; aligning DCI 1_2 and/or DCI 0_2 in the USS with DCI 1_1 and/or DCI 0_1; or aligning the first DCI format with a group common DCI format in the CSS.

Abstract: Embodiments of the present disclosure provide a frequency domain resource allocation method, a terminal, and a network device. The method includes: receiving a resource allocation indication, where the resource allocation indication corresponds to a parameter of a BWP configured for the terminal; and determining a frequency domain resource indicated by the resource allocation indication in the BWP.

Abstract: The present invention relates to a microplastic detection device and method based on a pyrolysis-mass spectrometry technology. The microplastic detection device based on a pyrolysis-mass spectrometry technology provided by the present invention is substantially a sealed gas path device system formed connected via pipelines. The device includes a working gas source, a pyrolysis device, a filter and a mass spectrometer which are connected in sequence. After a microplastic sample is placed into the pyrolysis device, the microplastic sample is decomposed in the pyrolysis device, and pyrolysis products from the microplastic sample driven by a carrier gas of the working gas source enter the mass spectrometer for detection and analysis after being filtered by the filter. Furthermore, the present invention provides a microplastic detection method based on a pyrolysis-mass spectrometry. The present invention is widely applied to the field of a microplastic detection technology.

Abstract: A Lidar system may comprise a rotor and a stator. The rotor is configured to rotate with respect to the stator. The rotor comprises at least one supporting body and a plurality of light sources disposed on the at least one supporting body, the plurality of light sources configured to emit a plurality of first light beams. The plurality of light beams are non-uniformly distributed along a vertical direction in a vertical field of view of the Lidar system.

Abstract: A method includes providing an interactive graphical user interface comprising a first menu providing one or more input options, a second menu providing one or more machine learning models, and a third menu providing one or more output formats. The method also includes generating a graph in a portion of the interactive graphical user interface by detecting one or more user selections of an input option, a machine learning model, and an output format, displaying nodes corresponding to the input option, the machine learning model, the output format, and displaying edges connecting the first node to the second node, and the second node to the third node. The method additionally includes applying the machine learning model to an input associated with the input option to generate an output in the output format. The method further includes providing, by the interactive graphical user interface, the output in the output format.

Abstract: A PDSCH transmission method and apparatus, a PDSCH reception method and apparatus, and a communication device, are provided. The PDSCH transmission method includes: determining, by a network-side device, a first time when a second HARQ process corresponding to a second PDSCH scheduled by the network-side device is the same as a first HARQ process corresponding to a first PDSCH, where the first PDSCH is a PDSCH scheduled by the network-side device before scheduling of the second PDSCH, the first time is related to first information, and the first information indicates whether a terminal feeds back a HARQ-ACK for the first PDSCH; and transmitting, by the network-side device, the second PDSCH at a time point not earlier than the first time.

Abstract: Provided are an attenuated virus of a flavivirus virus and the use thereof. The attenuated virus comprises a polyadenylic acid (poly(A)) sequence, wherein the polyadenylic acid (poly(A)) is used for replacing a part of the nucleotide sequence of a 3? untranslated region (3?UTR) of the flavivirus virus, so that the 3? untranslated region (3?UTR) of the attenuated virus obtained after the part of the nucleotide sequence of the flavivirus virus is replaced at least retains a 3?-end stem loop region (3?SL). The attenuated virus can be used for preparing safe and effective attenuated vaccine strains.

Abstract: An information reporting method, an information receiving method and a device are provided. The information reporting method is applied to a terminal and includes: sending, by a terminal, relevant information about an on-demand system information request to a network-side device. The information reporting method is applied to a network-side device and includes: receiving, by a network-side device, relevant information about an on-demand system information request sent by a terminal.

Abstract: The present invention provides an anti-SIRP? antibody and an antigen binding fragment thereof, being capable of effectively blocking the binding of SIRP? and CD47, thereby effectively promoting the phagocytosis of macrophages to tumor cells, effectively inhibiting the growth of tumors, and having a good pharmaceutical prospect.

Abstract: An uplink power determination method includes: determining, by a terminal, an uplink power according to first information; and sending an uplink channel or an uplink signal according to the uplink power, where the first information includes at least one of the following a transmission direction of at least one subband on a first time unit, whether a guard hand is present on the first time unit; a positional relationship between an uplink transmission resource and a downlink subband or a flexible subband; the position of the uplink transmission resource in the subband; or a power control parameter.

Abstract: A transmission direction determining method and apparatus, a terminal, and a network side device, which belong to the field of communication technologies. According to embodiments of this application, the transmission direction determining method includes: The terminal determines a transmission direction corresponding to a time unit based on first indication signaling. The transmission direction includes an uplink transmission direction, a downlink transmission direction, or a flexible transmission direction. The flexible transmission direction is capable of being indicated as at least one of the following: an uplink transmission direction; a downlink transmission direction; and a flexible direction not for receiving and sending.

Abstract: A check valve for low pressure operating conditions includes: a valve cover, a valve body, and an upper diaphragm between the body and the cover. A first pressure cavity is provided on a lower surface of the valve cover and used for accommodating a backward direction medium, a second pressure cavity is machined on an upper surface of the valve body, within which an inflow passage and an outflow passage are provided, an inflow hole is machined from an inner wall of the inflow passage to a bottom face of the second pressure cavity, and a medium enters into the second pressure cavity from the inflow passage via the inflow hole, and applies upward pressure on the upper diaphragm. A backflow channel in communication with the first pressure cavity is machined on a side wall of the outflow passage.

Abstract: Transmission methods and a terminal are provided. An exemplary method includes: determining, by a terminal, locations of frequency domain resources in a Frequency Division Duplexing (FDD) pattern; and performing, by the terminal, transmission according to the locations of the frequency domain resources. The locations of the frequency domain resources include: a downlink frequency domain resource located at an edge in a band of a downlink Bandwidth Part (BWP) or a downlink carrier, and an uplink frequency domain resource or a flexible frequency domain resource located in at least part of a target area in the band of the downlink BWP or the downlink carrier.

Abstract: The invention provides compositions and methods for treating diseases associated with expression of CD20 or CD22. The invention also relates to chimeric antigen receptor (CAR) specific to CD20 or CD22, vectors encoding the same, and recombinant T or natural killer (NK) cells comprising the CD20 CAR or CD22 CAR. The invention also includes methods of administering a genetically modified T cell or NK cell expressing a CAR that comprises a CD20 or CD22 binding domain.