Abstract: A solid form of a fused ring compound, and a preparation method therefor and a use thereof are provided. A more advantageous pharmaceutically acceptable form is provided for a compound of formula (I). The solid form has good physicochemical and pharmacokinetic properties.

Abstract: A method and an apparatus of detecting a fault an external device are provided. The method includes: in a case where target information comprises first error information, injecting the first error information into the external device, and in a case where the target information comprises first register data, sending the first register data to a Basic Input Output System (BIOS), in response to second error information; acquiring a first log and/or a second log reported by the BIOS; and determining a running state of the external device according to the first log and standard register data corresponding to the first error information, and/or determining a running state of the BIOS according to the second log and a standard log corresponding to the first register data.

Abstract: A power management chip comprises a multiplexed pin for receiving a communication indication signal, transmitting an analog signal and transmitting a digital signal; The communication circuit is configured to execute digital communication through the multiplexed pin; And a logic control core unit coupled to the multiplexed pin for receiving the communication indication signal from the multiplexed pin and configuring the multiplexed pin to transmit the digital signal based on the communication indication signal. In this way, only one pin is needed to receive the communication indication signal, transmit the analog signal and transmit the digital signal at the same time, thus saving the pin resources of the power management chip.

Abstract: A thermoplastic roofing membrane comprising a planar thermoplastic sheet, optionally having more than one layer, where at least one layer of the membrane includes an ethylene-based olefinic block copolymer, and where the sheet is characterized by a storage modulus of less than 450 MPa at 0° C.

Abstract: The present disclosure relates to the technical field of boundary pillar failure induced by backfilling of open pits, and particularly to device and method for testing boundary pillar failure induced by tailings backfill in an open pit, comprising: a test assembly; a conveying assembly, connected to the test assembly and configured to uniformly feed tailing into the test assembly; a pressure control assembly, connected to the test assembly and configured to control pressure in the test assembly; and a monitoring assembly, disposed on the test assembly and configured to monitor data information within the test assembly when internal pressure of the test assembly is changed. The conveying assembly is configured to provide uniform distribution of tailings to the test assembly, the pressure control assembly is configured to simulate actual pressure conditions, and the monitoring assembly is configured to acquire data in real time.

Abstract: A human detection and warning method includes: acquiring a current scene image within a current field of view of a sighting device; determining whether there is a human target being currently aimed at and/or whether there is currently target tracking of a human target, based on a target recognition result of the current scene image and a position of an aiming mark in the current scene image; and triggering the sighting device to enter an abnormal aiming mode if there is a human target being currently aimed at and/or there is currently target tracking of a human target.

Abstract: Cinnamoyl amino acid compounds and a use thereof, which relate to the fields of medicinal chemistry and pharmacotherapeutics, and specifically relate to cinnamoyl amino acid compounds having inducible nitric oxide synthase (iNOS) inhibitory activity or a pharmaceutically acceptable salt thereof, a pharmaceutical composition including the compounds, and a medical use thereof, particularly an application thereof in the prevention and treatment of neurodegenerative diseases related to nerve cell damage, including ischemic stroke, Parkinson's disease, and so on.

Abstract: An appliance coupler water pumping apparatus, used in a liquid heater having a detachable inner container from a base body, is provided. The appliance coupler water pumping apparatus contains a water inlet pipe assembly communicating with an inner portion of the inner container by means of a first through hole and a water pumping pipe assembly being used for matching with the water inlet pipe assembly and extracting liquid in the inner container when communicating with the water inlet pipe assembly. According to the technical solution provided in the present disclosure, a user is able to enable the water inside the inner container of the kettle to flow out by means of the water inlet pipe assembly and the water pumping pipe assembly without lifting the kettle, thereby reducing cases of water spillage, avoiding the scalding for the children, elderly people and users with physical disabilities, and achieving high safety.

Abstract: Described herein is a loop reactor system for performing photochemical reactions. The loop reactor system is particularly advantageous for preparing cyanobenzamides. Also disclosed are photochemical methods for preparing cyanobenzamides and compositions containing cyanobenzamides using.

Abstract: A fuel-cell stack, an air-supply system including a compressor in fluid communication with a cathode inlet of the fuel-cell stack, an exhaust in fluid communication with anode and cathode outlets of the fuel-cell stack, and a purge valve in fluid communication with the anode outlet of the fuel-cell stack. A processor is programmed to, during a shutdown of the fuel-cell stack when the compressor has power: keep the purge valve open until a hydrogen concentration in the exhaust exceeds a threshold, and reduce a speed of the compressor such that a pressure difference between anode and cathode sides of the fuel-cell stack is reduced.

Abstract: The present disclosure provides a crystal form comprising a compound of Formula (I) and fumaric acid, wherein the crystal form satisfies at least one of the following conditions: (1) a particle size D90 of the active pharmaceutical ingredient ranges from about 5 ?m to about 60 ?m; and (2) a particle size D50 of the active pharmaceutical ingredient does not exceed about 30 ?m; a pharmaceutical composition containing the crystal form, and a method for treating coronavirus-induced diseases by using the crystal form. The crystal form of the present disclosure enables the pharmaceutical composition containing the crystal form to have advantages such as a higher dissolution rate, a higher dissolution, and the like.

Abstract: The present disclosure provides an information communication method, an apparatus and a communications device. The method of the present disclosure includes: obtaining target policy information; sending the target policy information to a second communications device, where the target policy information includes at least one of the following: a reliability index for indicating a success probability of data transmission; a bandwidth index for indicating a system bandwidth; or a spectral efficiency index for indicating a spectral efficiency.

Abstract: A walk-behind working machine includes a traveling assembly, a working assembly, and a parking module. The traveling assembly includes a traveling wheel set and a traveling motor for driving the traveling wheel set. The traveling wheel set includes axles and wheels disposed on the axles. The working assembly includes a working attachment and a working motor for driving the working attachment. The parking module is configured to apply a braking force to the axle.

Abstract: The present disclosure relates to a method for managing cache data, an apparatus, a storage medium and an electronic device, the method includes: acquiring a remaining available space of a solid-state disk for storing cache data; upon the remaining available space being less than a first space threshold, determining a first target fragment group in the solid-state disk that has the greatest garbage proportion, each fragment group including a first number of fragments, and each fragment corresponding to a second number of contiguous logical address spaces in the solid-state disk; and purging the cache data in the first target fragment of the first target fragment group that has the greatest garbage proportion, with this method, the space utilization rate of the solid-state disk can be improved.

Abstract: A method for noise reduction and echo cancellation includes obtaining original audio data, the original audio data including pure speech audio data and noise audio data, generating simulated noisy data based on the pure speech audio data and the noise audio data, and generating target audio data based on the simulated noisy data, the target audio data being used for simulating changes in the original audio data after spatial transmission.

Abstract: Disclosed are a magnetic structure of a voice coil motor, a voice coil motor, a zoom lens and a photographic equipment. The magnetic structure of the voice coil motor is applied on a zoom lens and includes a yoke assembly and a magnetic stripe assembly; the yoke assembly includes two annular yoke bodies provided side by side in the first direction. The central axis of each annular yoke body is provided along the second direction. Each annular yoke body is extended along the third direction. The two annular yoke bodies are provided with two first yoke sections that are close to each other and two second yoke sections that are far away from each other in the first direction.

Abstract: The invention belongs to the technical field of phase-change heat transfer enhancement, and particularly discloses a multifunctional surface structure and a preparation method and use thereof for condensation enhancement. The multifunctional surface structure for condensation enhancement includes a copper substrate. A plurality of Tesla valve passages are parallelly arranged on a surface of the copper substrate. A diamond bump with a flared slope is arranged on the surface of the copper substrate between each side passage and the corresponding main passage. The surface of the copper substrate and surfaces of the diamond bumps and the Tesla valve passages are covered with a composite hydrophobic coating. The heat-transfer performance of the surface structure is remarkably improved.

Abstract: A computer architecture provides both a parallel memory bus and serial memory bus between a processor system and memory. Latency-tolerant memory access requests are steered to the serial memory bus which operates to increase the available memory bus bandwidth on the parallel memory. The invention also provides integrated circuit computer memory suitable for this application.