Abstract: A serial port control system based on a complex programmable logic device (CPLD) includes a console, a plurality of processors, and a CPLD between the console and the plurality of processors. The CPLD includes a controller and a register. The console is configured to transmit an instruction including a register address and a register content of a serial port of a corresponding processor to the controller which parses the instruction to obtain the corresponding register address and register content and write them to the register; and the controller is configured to communicate with the serial port of the corresponding processor according to the register address and the register content. The controller and the register within the CPLD can automatically switch the serial port to communicate with the corresponding processor, thereby improving the efficiency.

Abstract: A turbine rotor includes a rotor body and a balancing weight slot defined in an exterior circumference of the body. The balancing weight slot has a first axial width and a first radially outward facing surface at a first radial distance from a rotor axis. The rotor also includes a balancing weight entry port defined in a portion of the exterior circumference of the rotor body and aligned with the balancing weight slot. The balancing weight entry port has a second axial width greater than the first axial width and a second radially outward facing surface at a second radial distance from the axis of the rotor body that is smaller than the first radial distance. A method may include machining the entry port into the rotor with a tool. The method may be applied to a new rotor, or to remove cracks initiating from a previous entry port.

Abstract: Provided herein is novel N-heterocyclic ketones that are useful for treatment of hypertrophic cardiomyopathy (HCM) and other heart diseases. The preparation method thereof, pharmaceutical compositions comprising the compound.

Abstract: Described herein are bifunctional compounds, as well as pharmaceutically acceptable salts, hydrates, solvates, prodrugs, stereoisomers, or tautomers thereof, that function to recruit certain deubiquitinases to a target protein for modulation (e.g., stabilization) of the target protein, as well as methods of use thereof.

Abstract: A cooking device is provided. The cooking device includes: a housing having a cooking cavity; a gas circulation apparatus disposed in the housing and configured to drive gas in the cooking cavity to flow and circulate; and a heating apparatus disposed in the cooking cavity and adjacent to air holes. The gas circulation apparatus includes a gas driving part. The gas driving part includes a driving cover body and a fan blade part rotatably disposed in the driving cover body. The driving cover body has air holes provided on the side surface of the driving cover body facing towards the cooking cavity. The heating apparatus includes an outer peripheral heating apparatus, and the area enclosed by the outer peripheral heating apparatus accounts for at least half of the cross-sectional area of the cooking cavity.

Abstract: The present disclosure provides a grinding wheel cutting apparatus comprising a first laser distance sensor, a master controller and a grinding wheel. The first laser distance sensor is communicatively coupled to the master controller. The laser distance sensor is configured to obtain an outer diameter of a rod workpiece. The master controller is configured to determine a segment length of a segment to be cut from the rod workpiece based on the outer diameter, a material density of the rod workpiece and a preset segment weight. The master controller is configured to perform a control to circularly cut the rod workpiece with the grinding wheel according to the segment length. The present disclosure further relates to a cutting method using the grinding wheel cutting apparatus.

Abstract: A cooking device is provided. The cooking device including: a housing having a cooking cavity; a gas circulation apparatus disposed in the housing and configured to drive gas in the cooking cavity to flow and circulate; a heating apparatus disposed in the cooking cavity; a shelf apparatus including a bottom shelf and a top shelf disposed above the bottom shelf, a gap is formed between the top shelf and the bottom shelf, and the gap is formed as a gas flow channel located below the top shelf; and a gas guide structure configured to guide gas blown out by the gas circulation apparatus to flow into the gas flow channel and then pass through the top shelf.

Abstract: A cooking device is provided. The cooking device including: a housing having a cooking cavity; and a gas circulation apparatus disposed in the housing and configured to drive gas in the cooking cavity to flow and circulate. The gas circulation apparatus includes a gas driving part. When driven by the gas driving part, gas has a first part flowing in a first direction and a second part flowing in a second direction, one of the first direction and the second direction is a circumferential direction of the gas driving part, and another of the first direction and the second direction is a radial direction of the gas driving part.

Abstract: A medical scanning device used to scan a subject to be scanned, and obtain a medical image obtained by a current scan, and current scan-related information; and store the scan-related information in an identifiable medium, the identifiable medium being provided in a portable mobile carrier. The scan-related information is saved in the identifiable medium, and the identifiable medium is provided in the portable mobile carrier, so that the portable mobile carrier can be used to easily implement offline transfer of the scan-related information, and doctors can quickly and conveniently acquire the scan-related information so as to find a lesion or an issue of concern, thereby making medical scanning across devices, hospitals, cities, and countries simple and reducing costs.

Abstract: An ultrasonic imaging method, including: during movement of a first ultrasonic transducer, receiving, over a period of time, an ultrasonic echo signal from tissue to be imaged; generating a first ultrasonic image set on the basis of the ultrasonic echo signals, the first ultrasonic image set including a plurality of ultrasonic images; identifying outer contours of a structure of interest in the plurality of ultrasonic images; and overlapping the outer contours of the structure of interest in the plurality of ultrasonic images to acquire a reconstructed image. Further provided in the present application are an ultrasonic imaging system and a non-transitory computer-readable medium.

Abstract: The present disclosure provides a PCR plate sealing film with good sealing effect, and relates to the technical field of experimental supplies, wherein the PCR plate sealing film comprises a supporting main plate and soft sealing films; L-shaped expansion rods are fixedly mounted on one end surface of the supporting main plate respectively; lateral-position limiting bars are fixedly mounted at lower ends of the two L-shaped expansion rods; a plurality of sealing bulges are integrally arranged on lower surfaces of the soft sealing films respectively; and the soft sealing films are located below the supporting main plate. The PCR plate sealing film provided by the present disclosure is fixed by a fixing component, to prevent the soft sealing films from moving up and down after being mounted.

Abstract: The present disclosure provides PROTAC compounds represented by Formula (A): D-L-DSM (A), or an enantiomer, a diastereoisomer, and/or a pharmaceutically acceptable salt of any one of the foregoing, wherein: DSM is a degradation signaling compound {e.g., an E3 ubiquitin ligase recruitment ligand, such as a CRBN ligand or a VHL ligand) covalently attached to a linker L; L is a linker that covalently attaches DSM to D; and D is a Bcl-xL inhibitor compound of Formula (I) or Formula (II) covalently attached to the linker L: (I); (II) wherein the definitions for the variables are described herein. Also provided are pharmaceutical compositions comprising the PROTAC compounds of the present disclosure and methods of use and methods of making thereof.

Abstract: The present disclosure provides a highly sealed PCR single tube, which relates to the technical field of the PCR single tube. The PCR single tube comprises a sealing tube, wherein the sealing tube is movably placed inside a storage box, four limited posts are fixedly connected on an upper surface of the storage box, a box cover is movably connected at upper ends of the limited posts, and an auxiliary component is fixedly installed inside the box cover. The sealing tube comprises a stud that is movably connected with a screw tube, four movable blocks are movably installed inside a lower side of the screw tube, and a second hose is fixedly connected outside the screw tube. The sealing tube comprises the stud that is movably connected with the screw tube, so that the stud could move up and down through rotation.

Abstract: The present disclosure provides a highly practical cryovial, which relates to the technical field of the cryovial. The cryovial comprises an inner tube, a transparent outer tube, a limit snap ring, a liquid control mechanism arranged inside the inner tube, a protection mechanism arranged on the transparent outer tube, and a sealed liquid taking mechanism arranged on the inner tube, wherein the liquid control mechanism comprises a push rod and a piston block which is movably connected with the inner tube, first spiral holes of the same size are formed at the corresponding positions of the bottom ends of the inner tube and the transparent outer tube, and the push rod is movably connected with the two first spiral holes respectively.

Abstract: A pressure compensation device with an accumulator group for controlled pressure drilling includes an electrical flat valve, a check valve, an accumulator group, a flanged pup joint and a support base. The electrical flat valve is connected to the check valve and is mounted on a top surface of the support base. The accumulator group mounted on the whole support base is a pre-storage pressure compensation device for controlled pressure drilling, and is located at a downstream position of the check valve. The liquid inlet end of the accumulator group is connected to the check valve, and the liquid discharge end is connected to the flanged pup joint.

Abstract: An information determining method includes: acquiring a feature vector of a target multimedia resource and feature vectors of multiple candidate multimedia resources; selecting, from the multiple candidate multimedia resources, a reference multimedia resource whose feature vector corresponds to the feature vector of the target multimedia resource; and selecting information corresponding to the target multimedia resource from multiple pieces of information about the reference multimedia resource according to the multiple pieces of information, and determining the selected information as information about the target multimedia resource.

Abstract: The disclosure relates to technology for pre-fetching data. An apparatus comprises a processor core, pre-fetch logic, and a memory hierarchy. The pre-fetch logic is configured to generate cache pre-fetch requests for a program instruction identified by a program counter. The pre-fetch logic is configured to track one or more statistics with respect to the cache pre-fetch requests. The pre-fetch logic is configured to link the one or more statistics with the program counter. The pre-fetch logic is configured to determine a degree of the cache pre-fetch requests for the program instruction based on the one or more statistics. The memory hierarchy comprises main memory and a hierarchy of caches. The memory hierarchy further comprises a memory controller configured to pre-fetch memory blocks identified in the cache pre-fetch requests from a current level in the memory hierarchy into a higher level of the memory hierarchy.

Abstract: An optical film layer and a manufacturing method thereof, a polarizer, and a display panel are provided. The optical film layer includes a base layer and a group of particle layers arranged in the base layer. The group of particle layers includes multiple particle layers, and refractive indices of the multiple particle layers gradually decrease in a direction from a first side of the optical film layer to a second side of the optical film layer.

Abstract: The present disclosure discloses a wall switch panel and a light fitting. The wall switch panel includes a touch panel, a micro-control module, and a wireless module. The touch panel has a first communication interface; the micro-control module has a second communication interface and a third communication interface, and the micro-control module is electrically connected with the first communication interface through the second communication interface; the wireless module has a fourth communication interface and is electrically connected with the third communication interface through the fourth communication interface.