Abstract: Disclosed in the present invention is a high-strength double-sided stainless steel clad sheet, including a substrate layer, and stainless steel clad layers clad-rolled on double sides of the substrate layer. The substrate layer consists, in mass percent, the chemical elements: C: 0.03-0.12%, 0<Si?0.30%, Mn: 0.2-1.0%, Al: 0.02-0.04%, Ti: 0.01-0.03%, Nb: 0.005-0.020%, d N: 0.003-0.006%, with the balance being iron and other inevitable impurities. Also disclosed in the present invention is a manufacturing method for the high-strength double-sided stainless steel clad sheet, including the steps of: (1) obtaining the substrate layer and the stainless steel clad layer; (2) billet making; (3) clad-rolling; and (4) solution annealing and pickling treatment: controlling the solution temperature to be 950-1020° C., and then cooling down to room temperature at an average cooling rate of 20-50° C./s.

Abstract: A method of modifying an upstream open reading frame (uORF) by genome editing technique to regulate gene expression.

Abstract: The present invention provides a lead-free easy-to-cut corrosion-resistant brass alloy with good thermoforming performance. The brass alloy contains: 74.5-76.5 wt % of Cu, 3.0-3.5 wt % of Si, 0.11-0.2 wt % of Fe, 0.04-0.10% wt % of P, Zn and inevitable impurities. The alloy provided by the present invention has good cold-working and hot-working forming performance, and good dezincification corrosion-resistant and stress corrosion-resistant performance, applies to parts that require cutting and grinding forming in water-heating sanitaryware, electronic appliances, automobiles and the like, and especially applies to production and assembling of complex forging products for which stress is inconvenient to eliminate, such as water taps, values and the like.

Abstract: A low-cost lead-free dezincification corrosion-resistant brass alloy for casting. The brass alloy contains: 60-65 wt. % of Cu, 0.05-0.25 wt. % of Pb, 0.05-0.8 wt. % of Al, 0-0.1 wt. % of Sn, and 0.05-0.16 wt. % of As, with the balance being Zn and inevitable impurities. Moreover, the equivalent weight of zinc X meets the requirements of the following formula: 35%<X<39.5%, and X=(B+?CiKi/(A+B+?CiKi); in the formula, X is the equivalent weight of zinc in the complex brass, A is the copper content (%), B is the actual zinc content (%), Ci is the content (%) of the other alloy elements, and CiKi is the corresponding equivalent weight of zinc of various elements.

Abstract: Provided are an improved genome editing system and a method that has high specificity, which are capable of obtaining stable mutation types.

Abstract: The invention provides a method of biomass grading pyrolysis gasification in a circulating fluidized bed comprising: feeding biomass into the lower-middle part of a carrying fluidized bed, mixing with high temperature synthesis gas and heat carrier from a turbulent fluidized bed, heating the biomass to carry out a pyrolysis reaction, and carrying the pyrolysis product upward; subjecting the cracked oil and gas to a gaseous phase catalytic cracking in an upper-middle part of the carrying fluidized bed, cracking the tar into methane, ethane and the like; subjecting the heat carrier, semi-coke and fuel gas after the reaction to the multi-stage of gas-solid separation, a large particle carrier and semi-coke following a first-level separation are used as the fuel gas cracking catalyst and the filter material for filtering and removing dust, and enter into a moving bed filter to separate out an ultra-fine ash and subsequently return to the turbulent fluidized bed so as to perform gasification reaction, the ultra-fi

Abstract: The present invention relates to the field of genetic engineering. In particular, the present invention relates to a genome editing method with high efficiency and high specificity. More specifically, the present invention relates to a method for increasing the efficiency of site-directed modification of a target sequence in a genome of an organism by a high-specificity Cas9 nuclease variant.

Abstract: The invention provides a method of biomass grading pyrolysis gasification in a circulating fluidized bed comprising: feeding biomass into the lower-middle part of a carrying fluidized bed, mixing with high temperature synthesis gas and heat carrier from a turbulent fluidized bed, heating the biomass to carry out a pyrolysis reaction, and carrying the pyrolysis product upward; subjecting the cracked oil and gas to a gaseous phase catalytic cracking in an upper-middle part of the carrying fluidized bed, cracking the tar into methane, ethane and the like; subjecting the heat carrier, semi-coke and fuel gas after the reaction to the multi-stage of gas-solid separation, a large particle carrier and semi-coke following a first-level separation are used as the fuel gas cracking catalyst and the filter material for filtering and removing dust, and enter into a moving bed filter to separate out an ultra-fine ash and subsequently return to the turbulent fluidized bed so as to perform gasification reaction, the ultra-fi

Abstract: A method and an apparatus for virtualizing a SIM card, a terminal and a network side device are provided in the present disclosure. The method includes: receiving a request for accessing to SIM card data; and accessing SIM card data on a remote end according to the request for accessing to SIM card data. The method, the apparatus, the terminal and the network side device in the present disclosure are simple in implementation and have a low cost.

Abstract: Multi-party call control method and device, and a multi-pass terminal are provided. The method includes: setting up calls with at least two terminals, respectively; and controlling uplink and downlink service data of at least one of the at least two terminals, or informing a network to control uplink and downlink service data of at least one of the at least two terminals, or informing at least one of the at least two terminals to control uplink and downlink service data of the at least one terminal. Compared with the existing techniques, in embodiments of the present disclosure, all the remote terminals in the multi-party call may be flexibly controlled according to different session demands and actions.

Abstract: A refrigeration apparatus, comprising: a compressor, the compressor being provided with an air exhaust opening and an air return opening; a condenser, a first end of the condenser being connected to the air exhaust opening; an evaporator, a first end of the evaporator being connected to the air return opening, a throttling element being connected in series between a second end of the evaporator and a second end of the condenser; a first control valve, the first control valve being connected in series between the evaporator and the compressor; an air suction device, a gas port of the air suction device being connected between the first control valve and the air return opening; and a control device, the control device being connected to the compressor, the first control valve, and the air suction device.

Abstract: A polygeneration method of biomass downflow circulation bed millisecond pyrolysis liquefaction-gasification coupling is provided.

Abstract: The present invention provides a non-oriented silicon steel with excellent magnetic properties and a manufacturing process therefor. During the manufacturing process of the present invention, the temperature T of the molten steel of steel tapped from a converter during steelmaking and the carbon content [C] and the free oxygen content [O] comply with the following formula: 7.27×103?[O][C]e(?5000/T)?2.99×104, and the final annealing step uses tension annealing at a low temperature for a short time. A non-oriented silicon steel with a low iron loss, and excellent anisotropy of iron loss can be obtained by means of the manufacturing process of the present invention.

Abstract: A low-cost lead-free dezincification corrosion-resistant brass alloy for casting. The brass alloy contains: 60-65 wt. % of Cu, 0.05-0.25 wt. % of Pb, 0.05-0.8 wt. % of Al, 0-0.1 wt. % of Sn, and 0.05-0.16 wt. % of As, with the balance being Zn and inevitable impurities. Moreover, the equivalent weight of zinc X meets the requirements of the following formula: 35%<X<39.5%, and X=(B+?CiKi/(A+B+?CiKi); in the formula, X is the equivalent weight of zinc in the complex brass, A is the copper content (%), B is the actual zinc content (%), Ci is the content (%) of the other alloy elements, and CiKi is the corresponding equivalent weight of zinc of various elements.

Abstract: A liquid reservoir assembly for a refrigerating system, a refrigerating system having the same and a freezer are provided. The liquid reservoir assembly for the refrigerating system includes: a liquid reservoir having a gas inlet and a gas outlet; a gas input pipe connected to the gas inlet of the liquid reservoir; a gas output pipe connected to the gas outlet of the liquid reservoir; and a capillary attached to the gas input pipe and/or the gas output pipe, and wound around an outer wall of the liquid reservoir.

Abstract: The present invention discloses a method for improving the ability to resist against an intrusive DNA virus of a plant. The present invention provides a method for making a plant with improved ability to resist against a DNA virus, specifically can comprising the following steps: 1) selecting a sequence comply with 5?-NX-NGG-3? or 5?-CCN-NX-3? from the genomic sequence of the DNA virus as the target sequence; designing a DNA sequence reverse-complementary to said target sequence; 2) constructing said DNA sequence to a vector for expressing CRISPR/Cas9 nuclease so as to obtain a recombinant vector capable of transcribing a guide RNA and expressing a Cas9 protein; the crRNA in said guide RNA contains a RNA fragment transcribed from said DNA fragment; 3) introducing said recombinant vector into a recipient plant so as to obtain a plant with improved ability to resist against said DNA virus.

Abstract: A method and an apparatus for virtualizing a SIM card, a terminal and a network side device are provided in the present disclosure. The method includes: receiving a request for accessing to SIM card data; and accessing SIM card data on a remote end according to the request for accessing to SIM card data. The method, the apparatus, the terminal and the network side device in the present disclosure are simple in implementation and have a low cost.

Abstract: Multi-party call control method and device, and a multi-pass terminal are provided. The method includes: setting up calls with at least two terminals, respectively; and transmitting service data of at least one of the at least two terminals to other terminal of the at least two terminals respectively, or informing a network to transmit service data of at least one of the at least two terminals to other terminal of the at least two terminals respectively. Compared with the existing techniques, in embodiments of the present disclosure, all the remote terminals in the multi-party call may be flexibly controlled according to different session demands and actions.

Abstract: Multi-party call control method and device, and a multi-pass terminal are provided. The method includes: setting up calls with at least two terminals, respectively; and controlling uplink and downlink service data of at least one of the at least two terminals, or informing a network to control uplink and downlink service data of at least one of the at least two terminals, or informing at least one of the at least two terminals to control uplink and downlink service data of the at least one terminal. Compared with the existing techniques, in embodiments of the present disclosure, all the remote terminals in the multi-party call may be flexibly controlled according to different session demands and actions.

Abstract: A refrigerating apparatus includes a cabinet body having an open top; a door body (2) disposed at the top of the cabinet body pivotably around a pivot shaft (421) so as to open and close the cabinet body; and a light assembly (3), disposed at a side of the door body (2) facing the cabinet body (2) and arranged adjacent to the pivot shaft (421), wherein the light assembly (3) includes a PCB (31), an LED light (32) and a gravity switch (33), both the LED light (32) and the gravity switch (33) are connected onto the PCB (31), and the gravity switch (33) is configured to be switched on to light the LED light (32) so as to light an interior of the cabinet body when the door body (2) opens the cabinet body, and switched off to extinguish the LED light (32) when the door body (2) closes the cabinet body.