Abstract: A ground transmitting system and method for electromagnetic transmission between a well and a ground for intelligent drill guiding includes a well site power generation device, a ground transmitting device and current transmission ground electrodes. The well site power generation device, the ground transmitting device and the current transmission ground electrodes are connected in sequence. The well site power generation device is used for supplying power to the ground transmitting device. The ground transmitting device is used for sending generated current waveform to the current transmission ground electrodes through a transformer. The current transmission ground electrodes are used for sending the current waveform to an underground receiver through a drill pipe and strata to complete a ground transmitting for the electromagnetic transmission between the well and the ground for the drill guiding.

Abstract: An information processing method includes receiving a user input, the user input representing a trajectory, performing recognition on the trajectory to obtain a matching result based on matching in a database, recording the trajectory to generate an image including the trajectory, and outputting a candidate option. The candidate option includes the matching result and an identifier of an image.

Abstract: The present disclosure provides an inductive magnetic sensor, which includes a signal pre-amplifying measurement circuit, a feedback loop, a magnetic core and coil group, a low-noise autozero processing circuit, and an output protection module. The magnetic core and coil group is electrically connected between the signal pre-amplifying measurement circuit and the feedback loop, the signal pre-amplifying measurement circuit comprises the low-noise autozero processing circuit, and the feedback loop and the low-noise autozero processing circuit are electrically connected to the output protection module respectively. By introducing the resonant notch filter, it may extend the passband to the low frequency, and extend the low-frequency characteristic of the magnetic sensor, to obtain a better low-frequency magnetic sensor. The present disclosure further provides an electromagnetic prospecting equipment.

Abstract: Disclosed is a synchronization method for an MWD mud pulse telemetry system. The method comprises: determining a synchronous training sequence on the basis of a frame structure of downhole sent data; constructing a correlation between the down-hole sending synchronous training sequence waveform and the uphole synchronous training sequence local waveform by means of the irrelevance of the trigonometric function; and performing correlation calculation on the synchronous training codeword waveform, which is received uphole and is subjected to the first modulation, and the synchronous training sequence local waveform, which is subjected to the second modulation, so as to obtain a correlation curve, and finding a synchronous position by means of the correlation curve.

Abstract: A reinforcement and bearing capacity calculation method for a self-stressed bridge deck link slab includes: calculating a cross-section moment of inertia of the link slab and a negative moment borne by the link slab; introducing a design self-stress according to stress distribution of the self-stressed bridge deck link slab, whether reinforced or un-reinforced; calculating a cracking moment of the plain self-stressed bridge deck link slab, comparing the cracking moment and the negative moment, proceeding to the next step, or configuring a structural reinforcement as needed; determining a design strength of reinforcement, selecting a reinforcement ratio, and calculating a resisting moment of the link slab; comparing the resisting moment and the negative moment of the link slab, design conditions are satisfied, or configuring the reinforcement ratio and carrying out iterative calculation to obtain a resisting moment; and analyzing stress on the reinforcement and concrete.

Abstract: An information processing method includes receiving a user input, the user input representing a trajectory, performing recognition on the trajectory to obtain a matching result based on matching in a database, recording the trajectory to generate an image including the trajectory, and outputting a candidate option. The candidate option includes the matching result and an identifier of an image.

Abstract: The display module (100) includes: a supporting member (2) and a display panel (2), supporting member (1) includes an interlayer part (11) and a supporting part (12), the surface of the side of the supporting part (12) that is away from the interlayer part (11) is a supporting curved face (121), the supporting curved face (121) protrudes in the direction away from the interlayer part (11), the display panel (2) includes a non-bending part (21), a bending part (22) and a connecting part (23), the non-bending part (21) and the connecting part (23) are located on the two sides of the interlayer part (11) in the thickness direction of the interlayer part (11), the bending part (22) supports the side of the supporting part (12) that is away from the interlayer part (11), and the inner surface of the bending part (22) adheres to the supporting curved face (121).

Abstract: An application of a compound using intra-cyclic peroxo-bridged sesquiterpenes as a parent nucleus in metabolism-related fatty liver diseases is provided. The compound using intra-cyclic peroxo-bridged sesquiterpenes as the parent nucleus has the structure shown in Formula I, where A denotes O, —OH, OCH3, —OCH2CH3, or —OC4H5O3. The compound using intra-cyclic peroxo-bridged sesquiterpenes as the parent nucleus is configured for preparing a drug or a composition for treating metabolism-related fatty liver diseases. The present invention demonstrates that the compound using intra-cyclic peroxo-bridged sesquiterpenes as the parent nucleus can improve the function of mitochondria. in liver cells and enhance the fatty acid ?-oxidation capacity thereof and can be used for the treatment of metabolic dysfunction due to mitochondrial dysfunction, as well as the resulting liver fat accumulation, inflammation, and fibrotic lesions.

Abstract: An all-band magnetic sensor is provided. The all-band magnetic sensor comprises an induction coil, a voltage measurement module, and an integrator; the induction coil is used for generating an induced electromotive force according to magnetic flux passing therethrough; an impedance transformation circuit is connected to the output end of the induction coil and used for improving the loop resistance of the induction coil; the voltage measurement module is electrically connected to the impedance transformation circuit, and used for measuring the induced electromotive force generated by the induction coil; and the integrator is electrically connected to the voltage measurement module, and used for expanding a bandwidth.

Abstract: The present disclosure provides an inductive magnetic sensor, which includes a signal pre-amplifying measurement circuit, a feedback loop, a magnetic core and coil group, a low-noise autozero processing circuit, and an output protection module. The magnetic core and coil group is electrically connected between the signal pre-amplifying measurement circuit and the feedback loop, the signal pre-amplifying measurement circuit comprises the low-noise autozero processing circuit, and the feedback loop and the low-noise autozero processing circuit are electrically connected to the output protection module respectively. By introducing the resonant notch filter, it may extend the passband to the low frequency, and extend the low-frequency characteristic of the magnetic sensor, to obtain a better low-frequency magnetic sensor. The present disclosure further provides an electromagnetic prospecting equipment.

Abstract: An all-band magnetic sensor is provided. The all-band magnetic sensor comprises an induction coil, a voltage measurement module, and an integrator; the induction coil is used for generating an induced electromotive force according to magnetic flux passing therethrough; an impedance transformation circuit is connected to the output end of the induction coil and used for improving the loop resistance of the induction coil; the voltage measurement module is electrically connected to the impedance transformation circuit, and used for measuring the induced electromotive force generated by the induction coil; and the integrator is electrically connected to the voltage measurement module, and used for expanding a bandwidth.

Abstract: Provided is a lateral pressure resistant remote optical cable, including an outer sheath, at least one loosen tube and optical fibers, wherein raw materials of the loose tube are of the following formula: 80-120 parts of PBT, 25-40 parts of PU, 40-80 parts of LLDPE-g-GMA, 1-3 parts of modified graphite nanosheets, and 2-8 parts of chopped carbon fibers, wherein the modified graphite nanosheets have a diameter of 60-150 nm, and a thickness of 2.5-8 nm; the chopped carbon fibers have a length of 2-15 ?m, and a length-diameter ratio of 10-30; the loosen tube is prepared through the following steps: heating formula amount of PBT, PU and LLDPE-g-GMA and uniformly stirring them till the raw materials are completely molten; maintaining the temperature and adding the chopped carbon fibers while stirring; adding the modified graphite nanosheets, and keeping stirring; then transferring a melt into an extruder to obtain the loosen tube.

Abstract: Embodiments of the disclosure relate to methods and compositions for inducing maturation of cardiomyocytes. In some embodiments, the cardiomyocytes are derived from stem cells, in vitro. In some embodiments, the compositions and methods induce maturation by inducing overexpression of a Let7i microRNA (miRNA), overexpression of miR-452, reduced expression of miR-122, and/or reduced expression of miR-200a in the cardiomyocyte. In other embodiments, the disclosure relates to methods for treating conditions characterized by mitochondrial dysfunction, such as fatty acid oxidations disorders. In other embodiments, the disclosure relates to methods of screening for compounds that affect heart muscle function. In yet other embodiments, the disclosure relates to methods for detecting or monitoring mitochondrial dysfunction in a cell by detecting or monitoring the cardiolipin profile of the cell.

Abstract: A operation knob device (10) for an armrest, that is configured to unlock the armrest and moves the armrest to a useable state, includes: a knob min body (30) having an operation knob (32); and an inner case (50) disposed around the knob main body (30) and configured to expose the operation knob (32) from a first opening (55). The inner case (50) includes a plurality of case protrusions (60) that protrude from a lower region (54a) of a lower edge of the first opening (55) toward the knob main body (30). The knob main body (30) includes a plurality of main body protrusions (40) that protrude toward the lower region (54a) of the inner case (50). The plurality of case protrusions (60) and the plurality of main body protrusions (40) are alternately disposed when viewed in a +Z direction.

Abstract: Embodiments of the present invention are directed to novel methods for the solution-based production of silver nanowires by adaptation of the polyol process. Some embodiments of the present invention can be practiced at lower temperature and/or at higher concentration than previously described methods. In some embodiments reactants are added in solid form rather than in solution. In some embodiments, an acid compound is added to the reaction.

Abstract: The present disclosure discloses a plug protection cap that includes a main body, a connecting sleeve, and a traction stub. An accommodating cavity is disposed in the main body. An inlet is through the accommodating cavity that is disposed on an end face of one end of the main body. One end of the connecting sleeve detachably sheathes one end that is of the main body and that is away from the inlet, and the other end of the connecting sleeve is connected to one end of the traction stub in a rotatable manner. The present disclosure further discloses an optical fiber connector assembly, a fiber plug, and a network device.

Abstract: A operation knob device (10) for an armrest, that is configured to unlock the armrest and moves the armrest to a useable state, includes: a knob min body (30) having an operation knob (32); and an inner case (50) disposed around the knob main body (30) and configured to expose the operation knob (32) from a first opening (55). The inner case (50) includes a plurality of case protrusions (60) that protrude from a lower region (54a) of a lower edge of the first opening (55) toward the knob main body (30). The knob main body (30) includes a plurality of main body protrusions (40) that protrude toward the lower region (54a) of the inner case (50). The plurality of case protrusions (60) and the plurality of main body protrusions (40) are alternately disposed when viewed in a +Z direction.

Abstract: The present disclosure discloses a plug protection cap that includes a main body, a connecting sleeve, and a traction stub. An accommodating cavity is disposed in the main body. An inlet is through the accommodating cavity that is disposed on an end face of one end of the main body. One end of the connecting sleeve detachably sheathes one end that is of the main body and that is away from the inlet, and the other end of the connecting sleeve is connected to one end of the traction stub in a rotatable manner. The present disclosure further discloses an optical fiber connector assembly, a fiber plug, and a network device.

Abstract: The present disclosure discloses a plug protection cap that includes a main body, a connecting sleeve, and a traction stub. An accommodating cavity is disposed in the main body. An inlet is through the accommodating cavity that is disposed on an end face of one end of the main body. A locking part is disposed at a position that is on an inner circumferential surface of the accommodating cavity and that is near the inlet. One end of the connecting sleeve detachably sheathes one end that is of the main body and that is away from the inlet, and the other end of the connecting sleeve is rotatably connected to one end of the traction stub. The present disclosure further discloses an optical fiber connector assembly, a fiber plug, and a network device.

Abstract: A method and a system for a mobile robot to self-establish a map indoors are provided, and the method comprises: forming an initialized map (101); marking a coordinate origin in the initialized map (102); causing the robot to travel throughout indoor accessible regions to record path information and environment information (103); causing the robot to calculate and mark a CV value of each grid in the map (104); and establishing the map according to the path information and the CV value (105), the path information and the CV value being obtained through calculation by using a mathematic algorithm. By adopting a grid map to perform modeling, real-time adjustment and correspondence of an indoor environment and grid information are realized and effectiveness of a map model is ensured; further, the grid map is easy to be maintained and is convenient for quick access of map data.