Abstract: The present application discloses a sealing valve and an anesthetic bottle. The sealing valve includes a valve body and a valve core. The valve body is provided with a first end, a second end and a channel. The end surface of the first end and/or the inner wall surface of the channel are provided with a first right angle portion and a second right angle portion, the valve core is arranged in the channel, and the outer wall surface of the valve core is convexly arranged with an engagement ring. The engagement ring is provided with a conical surface and an annular groove. The conical surface can abut against the first right angle portion and the second right angle portion to close the channel, or separate from the first right angle portion and the second right angle portion to open the channel.

Abstract: The present disclosure provides a method for optimizing parameters of a ladder-type carbon trading mechanism based on an improved particle swarm optimization (IPSO) algorithm. The method first obtains information and operating data of a park-level integrated energy system, establishes equipment models and constraints of the park-level integrated energy system, and establishes a ladder-type carbon trading model; then encapsulates a process of optimized low-carbon dispatching of the park-level integrated energy system as a fitness function whose input is parameters of a carbon trading mechanism and output is a carbon emission of the system; and finally, introduces an IPSO algorithm to optimize the fitness function, and outputs optimization result information of the algorithm. The present disclosure verifies effectiveness and rationality of the model and the method that give full play to a role of the ladder-type carbon trading mechanism in the park-level integrated energy system through example analysis.

Abstract: A display panel is disclosed and includes a driving backplane, a plurality of light-emitting devices and an encapsulation structure. The plurality of light-emitting devices are located on a first side of the driving backplane and are disposed at intervals. A light-emitting device includes a device main body and device pins. The device main body includes a light-emitting portion, and the device pins are electrically connected to the driving backplane. The encapsulation structure is located on the first side of the driving backplane and includes a light-shielding pattern and a plurality of encapsulation portions. The light-shielding pattern has a plurality of accommodation regions, an accommodation region exposes at least one light-emitting device. At least part of an encapsulation portion is located in the accommodation region and covers the light-emitting device. A light-emitting portion of at least one light-emitting device is located in the accommodation region.

Abstract: A method for co-cultivation and directed differentiation induction of muscle satellite cells and adipose-derived stem cells is provided. The method includes the steps of co-cultivation and co-differentiation. The method for co-cultivation and directed differentiation induction of muscle satellite cells and adipose-derived stem cells provided by the present disclosure can allow the effective co-cultivation and co-directed differentiation induction of muscle satellite cells and adipose-derived stem cells from Larimichthys crocea, thereby providing a feasible solution for the large-scale production of high-quality cultivated meat.

Abstract: A display panel includes a substrate, a plurality of display units (Px), at least one first data line, at least one second data line, at least one first detection control unit, at least one second detection control unit, at least one first detection line and at least one second detection line. The first detection line is located at least in a first bezel region, a first end of the first detection line is electrically connected with the first data line through a first detection control unit, and a second end is configured to receive a first detection signal. The second detection line is located at least in a bending region of a second bezel region, a first end of the second detection line is electrically connected to the second data line through a second detection control unit, and a second end is configured to receive the first detection signal.

Abstract: Provided are a display substrate and a display device. In the display substrate, the first separation structure includes a first separation part and a second separation part which are stacked, the second separation structure includes a third separation part and a fourth separation part which are stacked, the second separation part has a first protruding part, the first protruding part protrudes relative to the first separation part, and at least one sub-functional layer of the light-emitting functional layer is disconnected at the first protruding part; the fourth separation part has a second protruding part, the second protruding part protrudes relative to the third separation part, and at least one sub-functional layer of the light-emitting functional layer is disconnected at the second protruding part; the first separation structure surrounds the light-emitting region; and the second separation structure is ring-shaped so as to surround the hole region.

Abstract: A display panel, including an active area and a peripheral area, which is located outside of the active area, wherein the active area comprises a base substrate, and a display structure layer and a touch structure layer sequentially arranged on the base substrate; the peripheral area includes an isolation dam, a first ground trace and a second ground trace arranged on the base substrate; and the first ground trace is located at a side of the isolation dam close to the active area, and the second ground trace is located at a side of the isolation dam away from the active area.

Abstract: The present disclosure provides a display apparatus and a display panel. The display panel includes: a drive backplate, including a substrate and a drive circuit layer on the substrate, where the drive circuit layer includes drive circuit regions arranged at intervals and transparent regions around the drive circuit regions, the transparent region includes concave parts, and a number of layers in the respective concave parts of the drive circuit layer is less than a number of layers in the respective drive circuit regions; a side of the drive circuit regions of the drive circuit layer away from the substrate includes pads for connecting a light-emitting unit; a light-transmissive glue for filling the concave parts, and a surface of the light-transmissive glue away from the substrate is on a side of the pads away from the substrate. The present disclosure can improve display effect.

Abstract: The present invention relates to a rock physico-mechanical testing chamber and a three-dimensional multi-field information perception cabin in simulated environments of deep earth, deep space, and deep sea. The testing chamber comprises a cabin body and 6 butting indenters; the 6 butting indenters are pairwise located in an X-axis direction, a Y-axis direction and a Z-axis direction; the 6 butting indenters are respectively mounted in through holes on six faces of the cabin body, inner ends of the butting indenters extend into the cabin body, outer ends of the butting indenters are exposed out of the cabin body, and the butting indenters can axially move relative to the cabin body. The present application can be used to achieve the reservoir rock mechanical behavior testing in real time under high and low environments.

Abstract: The present invention relates to a deep rock in situ environment reconstruction and integrated three-dimensional mechanical-thermo-acousto-seismic-flow testing method, which comprises: preparing a cubic sample; placing the cubic sample in a sample holder; extending the 6 indenters to butt with the sample holder; butting 6 butting indenters with the 6 indenters; butting each of 6 hydraulic actuators with one of the butting indenters, performing stress loading on the cubic sample by the hydraulic actuator, filling a fluid medium into the cubic sample by a percolation medium channel, and dynamically measuring related parameters. The present application can achieve three-way multi-parameter synchronous monitoring and acquisition of deformation, acoustic emission, ultrasonic wave, temperature field, percolation field and heat flow field.

Abstract: The present invention relates to a rock physico-mechanical testing chamber and a three-dimensional multi-field information perception cabin in simulated environments of deep earth, deep space, and deep sea. The testing chamber comprises a cabin body and 6 butting indenters; the 6 butting indenters are pairwise located in an X-axis direction, a Y-axis direction and a Z-axis direction; the 6 butting indenters are respectively mounted in through holes on six faces of the cabin body, inner ends of the butting indenters extend into the cabin body, outer ends of the butting indenters are exposed out of the cabin body, and the butting indenters can axially move relative to the cabin body. The present application can be used to achieve the reservoir rock mechanical behavior testing in real time under high and low environments.

Abstract: The present invention relates to a deep rock in situ environment reconstruction and integrated three-dimensional mechanical-thermo-acousto-seismic-flow testing method, which comprises: preparing a cubic sample; placing the cubic sample in a sample holder; extending the 6 indenters to butt with the sample holder; butting 6 butting indenters with the 6 indenters; butting each of 6 hydraulic actuators with one of the butting indenters, performing stress loading on the cubic sample by the hydraulic actuator, filling a fluid medium into the cubic sample by a percolation medium channel, and dynamically measuring related parameters. The present application can achieve three-way multi-parameter synchronous monitoring and acquisition of deformation, acoustic emission, ultrasonic wave, temperature field, percolation field and heat flow field.

Abstract: The disclosure provides a display apparatus, and the display apparatus at least includes a display and a controller. At an initial state, the display presents a homepage; in response to a startup instruction, the display jumps to a search interface from the homepage; the search interface has a user interface, and the user interface is configured to receive a search content input from a user; in response to a search instruction, the controller reads the search content; and if the search content includes a phrase for locating, the controller controls an application corresponding to the phrase for locating to be started so as to transmit the search content to the application to cause the application to send a request carrying the search content to a server of the application.

Abstract: An adaptive VR system is provided, which includes a headset and a handle, the headset comprises a headset camera, a control end, and an electromagnetic receiving module, and the control end comprises a control end database and a data selection module; the handle comprises a handle camera and an electromagnetic transmitting module; the headset camera is configured to acquire an external environment image in a headset coordinate system; the handle camera is configured to acquire an external environment image in a handle coordinate system; the control end database is configured to store the external environment image of the handle coordinate system; the data selection module is configured to determine a tracking mode used for tracking the handle, the tracking mode comprising optical tracking; and the electromagnetic receiving module is connected to the data selection module.

Abstract: A polydentate organic ligand, a preparation method and an application method thereof, a metallo-supramolecular polymer and a preparation method thereof are provided. A structure of triphenylamine is combined with a structure of phenanthroline to serve as the polydentate organic ligand, which takes advantages of a large-volume distortion structure and excellent electroactivity of the triphenylamine. The polydentate organic ligands have good solubility, which provides lower-cost and diversified methods for preparing the metallo-supramolecular polymers. Meanwhile, the phenanthroline has a rigid structure and a conjugated large ? bond in its molecule, which facilitates chelating coordination with metal ions to form a stable compound. Therefore, the polydentate organic ligand enables the metallo-supramolecular polymer to have good transferability, stable electroactivity, and high conversion speed, i.e., fast response speed, excellent electrochromic cycling stability and long service lifetime.

Abstract: A method and system for aligning exposure center points of multiple cameras in a VR system are provided. The method includes: acquiring image data of a first type frame according to a preset frame rate; adjusting VTS data of the first type frame, the VTS data changing with the change of the exposure parameters so as to fix a time interval between an exposure center point of the first type frame and an FSIN synchronization signal in a VR system; acquiring image data of a second type frame according to the preset frame rate; and adjusting VTS data of the second type frame according to the VTS data of the first type frame, and fixing a time interval between an exposure center point of the second type frame and the FSIN synchronization signal so as to complete the alignment of exposure center points of the cameras.

Abstract: For in mold spraying, a double-inclined mixing nozzle is connected obliquely and fixedly with a side surface of a third half-mold through a lateral sealing structure and connected with a side surface of a first half-mold in an inclined and sealing manner, side faces of a first half-mold and the third half-mold are respectively provided with installation inclined surfaces. A lateral sealing structure includes a mounting plate and a sealing member. The sealing member is sleeved on the double-inclined mixing nozzle and is in transition fit with the double-inclined mixing nozzle and the mounting plate respectively. A butt sealing groove provided on the installation inclined surface of the first half-mold and is in sealing fit with the mounting plate.

Abstract: The present invention discloses a model-free optimization method of process parameters of injection molding to solve the problems of frequent tests required and performing adaptive adjustment on different parameters in the existing optimization method. The method need not build a surrogate model between a product quality index and a process parameter to render the process parameter to converge nearby the optimal solution by an on-line iteration method. The present invention calculates the gradient direction of a current point by an iterative gradient estimation method, and uses adaptive moment estimation algorithm to allocate an adaptive step for each parameter. The method can significantly reduce the cost and time required in the process parameter, which greatly helps improving the optimization efficiency of process parameters of injection molding.

Abstract: A polydentate organic ligand, a preparation method and an application method thereof, a mnetallo-supramolecular polymer and a preparation method thereof are provided. A structure of triphenylamine is combined with a structure of phenanthroline to serve as the polydentate organic ligand, which takes advantages of a large-volume distortion structure and excellent electroactivity of the triphenylamrine. The polydentate organic ligands have good solubility, which provides lower-cost and diversified methods for preparing the metallo-supramolecular polymers. Meanwhile, the phenanthroline has a rigid structure and a conjugated large ? bond in its molecule, which facilitates chelating coordination with metal ions to form a stable compound. Therefore, the polydentate organic ligand enables the metallo-supramolecular polymer to have good transferability, stable electroactivity, and high conversion speed, i.e., fast response speed, excellent electrochromic cycling stability and long service lifetime.

Abstract: A VR system and a positioning and tracking method of the VR system are provided. The VR system includes a head-mounted display and a gamepad. The head-mounted display includes a first inertial sensor, a first processor, and first cameras. The gamepad includes a second inertial sensor and second cameras. The first processor is configured to obtain 6DOF data of the head-mounted display under a world coordinate system based on the inertial data of the head-mounted display obtained by the first inertial sensor and the external environment images of the head-mounted display obtained by the first cameras, obtain 6DOF data of the gamepad under the world coordinate system based on the inertial data of the gamepad obtained by the second inertial sensor and the external environment images of the gamepad obtained by the second cameras, and generate 6DOF data of the gamepad on the head-mounted display.