Abstract: A submarine survey platform, including: a gasbag; a gas tube; a floater; an upper longitudinal plate; a lower longitudinal plate; diaphragm plates including upper openings, lower openings, and trapezoid openings disposed between the upper openings and the lower openings; and diagonal braces. The upper longitudinal plate includes a flat plate and a flanged plate. The lower longitudinal plate is a rectangular plate. The upper longitudinal plate pass through the upper openings, and the lower longitudinal plate pass through the lower openings. The diagonal braces and longitudinal stiffeners are disposed between every two adjacent diaphragm plates. Two diaphragm plates at two ends of the flat plate are provided with a lifting lug. The diagonal braces are symmetrically disposed and include outward braces and inward braces which are crossed with each other. Cross points of the upper/lower longitudinal plate with the diaphragm plates are support points of the upper/lower longitudinal plate.

Abstract: It discloses a transformant for weight loss and lipid reduction, which is obtained by recombining and substituting human oxyntomodulin gene into thymidylate synthase gene of L.lactis genome. Wherein the recombinant substitution is homologous recombination by artificially synthesizing gene sequences, making the sequence flanking the human oxyntomodulin gene derived from the homologous sequences of thymidylate synthase gene in the L.lactis genome, then the gene fragments are electroporated into L. lactis, to carry out homologous recombination.

Abstract: An electric motor, a compressor including the electric motor and a method for controlling the electric motor or the compressor are provided. The electric motor includes: a stator; single-phase or multiphase windings disposed on the stator; and a rotor, where the rotor includes a permanent magnet, and at least part of the permanent magnet is ferrite. By using a permanent magnet synchronous motor in a variable-speed compressor, costs of the variable-speed compressor are significantly reduced, and the performance thereof is basically the same as that of a variable-speed compressor using a rare-earth permanent magnet synchronous motor. By controlling the electric motor or the compressor, costs of the electric motor or the compressor are reduced, and moreover, and the ferrite in the electric motor can be protected from irreversible demagnetization at a low temperature, thereby improving the reliability of the compressor.

Abstract: An observation platform device, including a platform deck, an observation mechanism disposed on the platform deck, a primary swing reduction and self-righting mechanism, and a secondary swing reduction mechanism. The primary swing reduction and self-righting mechanism includes a hollow upper support rod, a solid lower support rod, a buoyant cabin, and a counter weight cabin. The lower support rod includes a lower end fixedly connected to the counter weight cabin, and an upper end fixedly connected to the buoyant cabin. The secondary swing reduction mechanism includes a water pond, a plurality of wing-type supports, and a plurality of spaced fan-shaped floating cabins. The plurality of wing-type supports each includes an upper end fixedly connected to a lower plane of the platform deck, and a lower end fixedly connected to an upper plane of the fan-shaped floating cabins.

Abstract: A semiconductor device and its operation method, relating to semiconductor technology. The semiconductor device comprises a substrate and an active area on the substrate, wherein the active area comprises a first active area and a second active area positioned along an extension direction of the first active area, the first active area comprises a first component, a second component, and a connection component, wherein the first component and the second component each directly contact a side of the connection component, wherein the second active area comprises a third component and a fourth component being separated by a groove isolation, the groove isolation in the second active area corresponds to the connection component in the first active area. The semiconductor device further comprises a first pseudo gate covering the connection component and the groove isolation. This inventive concept reduces over-etching when forming contact components.

Abstract: A portable electronic device including a body, a stand, and first and second magnetic assemblies is provided. The stand is pivoted to the body to rotate and being opened or closed relative to the body. The first magnetic assembly having a first magnetic dipole is movably disposed in the body. The second magnetic assembly having a second magnetic dipole is disposed on the stand. When the stand is closed to the body, the first and second magnetic dipoles correspond to each other, and produce a first and second corresponding states. In the first corresponding state, magnetic poles with opposite polarities of the first and second magnetic dipoles correspond to and attract each other. In the second corresponding state, magnetic poles with the same polarity of the first and second magnetic dipoles correspond to and repel each other, and the stand is spread relative to the body due to the repulsion.

Abstract: A transportation platform for an underwater towing device, including: a main frame; a support frame; a movable base; operation decks; ladder stands; and main lifting lugs. The main frame includes upright posts, basal tubes, longitudinal tubes, transverse tubes, and diagonal tubes. The support frame includes cushion blocks, transverse beams, stand columns, carrier bars, and stiffeners. The ladder stands include stand pipes and a plurality of deformed bar. The main lifting lugs are disposed on the upright posts of the main frame. The support frame is in the form of a door frame and disposed in the lower part of the main frame. The carrier bars cross over the basal tubes. The stiffeners are disposed between the upright posts of the main frame and the transverse beams. The cushion blocks are disposed on the carrier bars. The movable base is disposed between the carrier bars of the support frame.

Abstract: An underwater operation platform, including: a main body; two ducted propellers disposed at the tail end of the main body; a living building; pile legs; a tower crane; a submergence module; lifting devices; and a gantry crane. The main body includes a deck and a moonpool. The submergence module includes a support plate, a plurality of truss members, and a base plate. The living building disposed on the front end of the deck. The pile legs are disposed at the four corners of the main body, respectively. The deck includes two parallel pathways which are located at two sides of the moonpool, respectively, for supporting the gantry crane. The lifting devices are disposed on the deck and are close to four corners of the moonpool. The support plate and the base plate are integrated with the plurality of truss members.

Abstract: The present disclosure discloses a method for processing a trunking communication service. The method includes the following steps that: a user equipment receives a trunking communication service request message sent by a trunking core network device, the trunking communication service request message including a service type identifier (101); and the user equipment determines whether to receive the trunking communication service according to the service type identifier (102). The present disclosure also discloses another method for processing a trunking communication service, core network device, user equipment and a storage medium.

Abstract: A submarine survey platform, including: a gasbag; a gas tube; a floater; an upper longitudinal plate; a lower longitudinal plate; diaphragm plates including upper openings, lower openings, and trapezoid openings disposed between the upper openings and the lower openings; and diagonal braces. The upper longitudinal plate includes a flat plate and a flanged plate. The lower longitudinal plate is a rectangular plate. The upper longitudinal plate pass through the upper openings, and the lower longitudinal plate pass through the lower openings. The diagonal braces and longitudinal stiffeners are disposed between every two adjacent diaphragm plates. Two diaphragm plates at two ends of the flat plate are provided with a lifting lug. The diagonal braces are symmetrically disposed and include outward braces and inward braces which are crossed with each other. Cross points of the upper/lower longitudinal plate with the diaphragm plates are support points of the upper/lower longitudinal plate.

Abstract: A testing device for a model of a floating gate, the device including: a towing carriage including a platform and a moon pool; a square support mechanism including two upper transversal beams, two upper longitudinal beams, two I-shaped longitudinal beams, four lower beams, and straight plates disposed on two of the four lower beams; a dynamometric mechanism including a longitudinal tensiometer, a transversal tensiometer, and a signal transmitting terminal; a data acquisition mechanism including a computer and a signal receiving terminal; a casing mechanism including two stepped shafts and two rolling wheels; and a guide rod mechanism including an inner sleeve, an outer sleeve, and a connecting plate. One end of the connecting plate is connected to the lower end of the inner sleeve, and the other end thereof is connected to a deck of the floating gate.

Abstract: A micro-light emitting diode (micro-LED) display device includes a substrate and a micro-LED. The substrate has at least one first metal layer. The micro-LED includes a light emitting structure, at least one second metal layer, at least one reflective layer, and a dielectric layer with an opening. The second metal layer forms a eutectic system or soldering contact with the first metal layer. The reflective layer is disposed between the light emitting structure and the second metal layer, and a eutectic point of the eutectic system or soldering point is lower than a melting point of the reflective layer.

Abstract: A portable electronic device including a body, a stand, and first and second magnetic assemblies is provided. The stand is pivoted to the body to rotate and being opened or closed relative to the body. The first magnetic assembly having a first magnetic dipole is movably disposed in the body. The second magnetic assembly having a second magnetic dipole is disposed on the stand. When the stand is closed to the body, the first and second magnetic dipoles correspond to each other, and produce a first and second corresponding states. In the first corresponding state, magnetic poles with opposite polarities of the first and second magnetic dipoles correspond to and attract each other. In the second corresponding state, magnetic poles with the same polarity of the first and second magnetic dipoles correspond to and repel each other, and the stand is spread relative to the body due to the repulsion.

Abstract: A floating and mobile carrying platform device, including: a load-bearing deck trunk including an upper surface and a lower surface; a semi-submersible tower disposed on the upper surface of the load-bearing deck trunk; a column-type buoyancy pier connected to the lower surface of the load-bearing deck trunk; rest piers disposed on the upper surface of the load-bearing deck trunk; a console disposed in the semi-submersible tower; a slideway disposed on the upper surface of the load-bearing deck trunk; and a connection member disposed between the load-bearing deck trunk and the semi-submersible tower. The load-bearing deck trunk adopts a box structure, and the box structure includes a top plate, a bottom plate, side plates, a plurality of cross rib plates, and vent holes. The plurality of cross rib plates is disposed between the top plate and the bottom plate to support the top plate.

Abstract: A seamless quick-release strainer structure for a metal sink is provided. At the water outlet at the sink bottom of the metal sink, an inclusive assembly extending from the circle frame to the opening end of the stepped trough of the strainer is formed, so that there is no seam left around the water outlet at the sink bottom of the metal sink, thereby bringing the metal sink about benefits about esthetics, easy cleaning and maintenance, and hygiene. By reversing the locking sleeve for a small angle, the studs of the connecting sleeve can rapidly retreated from the retaining slots of the locking sleeve, thereby quickly releasing the strainer from the circle frame and the water outlet.

Abstract: A supporting assembly including a stand and a positioning module is provided. The positioning module includes a carrier, a first rod, a first guiding element, a second guiding element, at least one position-limiting element, and at least one elastic element. The carrier is fixed to a portable electronic device. The first rod is pivoted to the carrier and the stand is fixed to the first rod. The first guiding element is fixed to the first rod. The second guiding element is movably disposed on the first rod, and the first guiding element and the second guiding element are coupled to each other. The position-limiting element is disposed at a side of the second guiding element, and the second guiding element is located between the position-limiting element and the first guiding element. The elastic element leans against the position-limiting element and the second guiding element.

Abstract: A wave power generation device, including a power generation assembly, a mooring system, a floating platform, floating towers, control cabins, a connecting member, and anti-sway plates. The floating platform is a square floating box. The power generation assembly includes a swing plate, a hydraulic cylinder, an energy accumulator, a hydraulic motor, a generator, a battery, and a power generation and distribution device. The floating platform includes a main deck. The main deck includes a manhole and a support for supporting the swing plate. The swing plate is connected to the support via a first hinge. One end of the hydraulic cylinder is connected to the swing plate, and another end of the hydraulic cylinder is connected to a floating platform. The mooring system includes four anchor windlasses. A method for operating and maintaining the wave power generation device is also provided.

Abstract: It discloses a transformant for weight loss and lipid reduction, which is obtained by recombining and substituting human oxyntomodulin gene into thymidylate synthase gene of L. lactis genome. Wherein the recombinant substitution is homologous recombination by artificially synthesizing gene sequences, making the sequence flanking the human oxyntomodulin gene derived from the homologous sequences of thymidylate synthase gene in the L. lactis genome, then the gene fragments are electroporated into L. lactis, to carry out homologous recombination.

Abstract: A method and system for requesting a Physical PMCH are provided. The method includes: user equipment determines a target cell to be immigrated which is adjacent to a cell where the user equipment is located; and if the user equipment judges that a preconfigured Multicast Broadcast Single Frequency Network (MBSFN) area in the adjacent target cell does not comprise the MBSFN area used by the Multimedia Broadcast Multicast Service (MBMS) service/group call currently received by the user equipment, the user equipment requests a network side equipment to allocate a PMCH for the currently received MBMS service/group call. According to the technical solution provided in the present invention, the service continuity of the PTT communication user in a receiving state during the moving process is implemented.

Abstract: The present disclosure provides uses of genetically engineered attenuated Salmonella typhimurium strain VNP20009-M in preventing and treating cancer metastasis. The genetically engineered strain VNP20009-M is targeted to cancer cells and has a significant effect of inhibiting metastasis and growth. VNP20009-M can be used to prepare medicaments for the prevention and treatment of tumor metastasis.