Abstract: A solid-phase synthesis carrier, a preparation method therefor and the use thereof, wherein a diene cross-linking agent with a similar reactivity ratio to styrene and two vinyl groups thereof not on the same benzene ring is selected as a cross-linking monomer, and is subjected to suspension polymerization to obtain a porous resin. The porous resin is then functionalized to obtain a porous resin with an amino or hydroxyl functional group. Compared with existing preparation methods, the reactivity ratio of the cross-linking agent and styrene is similar, which is beneficial to improving the uniformity of the chemical structure in the resin, forming uniformly distributed active sites and channels, and is beneficial to improving the reaction efficiency and reducing the mass transfer resistance. The preparation of oligonucleotides by using such a carrier as a solid-phase synthesis carrier can improve the yield and purity of the oligonucleotides.

Abstract: The present disclosure relates to the field of dental material treatment, and particularly to a dental zirconia treatment technology. The specific technical solution is as follows: a zirconia treatment method, mainly involving color masking the zirconia, surface roughening the zirconia, coloring the zirconia, surface protection treatment and additional protective film treatment. Based on this treatment method, a brand-new color masking liquid, coloring liquid and adhesive solution are proposed. The present zirconia treatment technology not only meets the individualized requirements of patients for teeth, but also meets the requirements of dentists for convenient operation, so that it is of great value in application and popularization on the market.

Abstract: Aspects of the present invention relate to methods for controlling active power output of a wind turbine generator in response to a frequency event on a power network to which the wind turbine generator is connected, wherein the active power output of the wind turbine generator is limited to be below an upper active power limit and/or above a lower active power limit. The methods comprise determining and dispatching active power references to a controller of the wind turbine generator for controlling the wind turbine generator. The methods operate to ensure that the value of the active power reference immediately after the frequency event is within the allowable active power range, thereby avoiding any mismatch between the reference and the output that may cause a delay in returning to normal operation.

Abstract: Disclosed is a sea buckthorn-citrus compound prebiotics meal replacement bar, belonging to the technical field of food. The raw materials include, in parts by weight, 5 parts of protein powder, 3 parts of oats, 3 parts of chopped walnuts, 1.5-2 parts of citrus compound prebiotics, 3-4 parts of cocoa powder, 4-6 parts of sea buckthorn ferment powder, 5 parts of white sugar, 3 parts of chopped peanuts and 15-20 parts of egg white; it is obtained by steps of: mixing protein powder, oats, chopped walnut, citrus compound prebiotics, cocoa powder, white sugar, chopped peanut and sea buckthorn ferment powder, adding egg white, immediately stirring to obtain meal replacement bar pulp, and baking.

Abstract: A porous resin used to solid phase synthesis and a preparation method therefor, specifically being a porous resin having functional groups being an amino group or a hydroxyl group and a preparation method therefor. Using an olefin compound containing two cyano groups as a modified monomer, using a high internal phase emulsion as a pore-foaming agent, and performing suspension polymerization to prepare the porous resin. And then functionalizing the porous resin to obtain the porous resin having functional groups being an amino group or a hydroxyl group. Different from the existing preparation method, the modified monomer can make the distribution of the functional groups more uniform, and make the swelling degrees of the porous resin in different solvents close. The high internal phase emulsion pore-foaming agent can make the pore size distribution of the carrier narrower.

Abstract: A transmission method for physical uplink control channel (PUCCH), a terminal and a base station are provided. The method includes: if a terminal determines or would transmit at least two PUCCHs which are overlapped, the at least two PUCCHs including a first PUCCH and a second PUCCH, the first PUCCH having a first priority index and carrying or corresponding to a first uplink control information (UCI), the second PUCCH having a second priority index and carrying or corresponding to a second UCI, transmitting, by the terminal, the first UCI and the second UCI in a third PUCCH, wherein different code rates are used for the first UCI and the second UCI.

Abstract: Microfluidic chips containing electrochemical biosensors are described. The electrochemical biosensors include a flow layer intersected by valves of a control layer, which control the fluid flow. The flow layer includes two zones, an analyte capture zone for mixing a sample with an analyte capture element, and a detection zone for detecting the analyte. Both zones include a rotary mixer for mixing, and where needed, trapping, washing, and flowing the captured analyte. The captured analyte is detected by the sensing region of the detection zone. The microfluidic chips may be integrated into devices for automated, fast, point-of-care determination of analyte concentration.

Abstract: A pollen polysaccharide extract prepared by the following method: mixing rape pollen with water, then heating and stirring for extraction, filtering, mixing filtrates, adding chitosan to a resulting filtrate to obtain a liquid to be clarified, keeping the liquid to be clarified at 60-80° C. for at least 1 h, cooling and allowing to stand, and performing solid-liquid separation to obtain a liquid, namely the pollen polysaccharide extract.

Abstract: The present disclosure provides a vacuum pumping device and a food processor. The vacuum pumping device includes an upper cover; a lower cover configured to cooperated with the upper cover to form a receiving cavity and including a connecting part at a lower portion of the lower cover, a wall of the receiving cavity defining an evacuation hole and an exhaust hole; a mounting support located in the receiving cavity and connected to the upper cover and/or the lower cover; a vacuum pump connected to the mounting support, and including an air inlet communicating with the evacuation hole and an air outlet communicating with the exhaust hole; a control circuit board connected to the mounting support and electrically connected to the vacuum pump; and a power supply device located in the receiving cavity and electrically connected to the control circuit board.

Abstract: An optical splitting device is provided, which includes a housing, at least one first optical splitter which is disposed in the housing, a multi-core input optical interface, a multi-core output optical interface, and at least one single-core output optical interface. The multi-core input optical interface, the multi-core output optical interface, and the at least one single-core output optical interface are disposed on an outer wall of the housing, and each first optical splitter includes an input end, a first output end, and at least one second output end. The multi-core input optical interface is connected to an input end of the at least one first optical splitter, the first output end of each first optical splitter is connected to the multi-core output optical interface, and the second output end of each first optical splitter is connected to the single-core output optical interface in a one-to-one correspondence.

Abstract: A method for 3D oscillating-gradient prepared gradient spin-echo imaging and a device. The imaging method comprises the following steps: first, using a global saturation module to destroy previous residual transverse magnetization; second, embedding a pair of trapezoidal cosine oscillating gradients into a 90°x-180°y-90°?x radiofrequency pulse by a diffusion encoding module, to separate diffusion encoding from signal acquisition; then, using a fat saturation module to suppress a fat signal; finally, acquiring a signal by means of gradient spin-echo readout, and correcting phase errors among multiple excitations by multiplexed sensitivity-encoding reconstruction.

Abstract: Harmonics of a power output of a power plant at a point of common coupling between the power plant and a utility grid, wherein the power plant comprises a plurality of energy production units. The method comprises determining an electrical characteristic at the point of common coupling; determining the electrical characteristic at an output terminal of each of the energy production units and dispatching a control signal to at least one of the energy production units to control the electrical characteristic at an output terminal of the respective energy production units. The control signal is based on the measurement of the electrical characteristic at the point of common coupling and arranged for damping the harmonic of the power output of the power plant at the point of common coupling, wherein the control signal is determined on the basis of a predetermined prioritizing sequence of said electrical characteristic.

Abstract: Controlling a current injected to a power grid from a renewable power plant, in response to a voltage event in the power grid At least a current at a point of common coupling between the renewable power plant and the power grid is determined and provided to a power plant controller (PPC). The power PPC derives individual current setpoint corrections for at least some wind turbines, based on the determined current, and dispatches each derived current setpoint correction to wind turbine controllers of the corresponding wind turbines. The wind turbine controllers control a current output of the respective wind turbines, based on measurements of current and/or voltage at a point of connection between the wind turbine and an internal grid of the renewable power plant, and by taking into account the dispatched current setpoint correction .

Abstract: The present invention discloses a nickel/titanium oxide-silicon oxide catalyst for synthesizing terpinene-4-ol as well as a preparation method and method of synthesizing terpinene-4-ol using the same. The preparation method includes the steps of catalyst preparation, terpinene-4-ol synthesis and the like are disclosed in the present invention. The preparation method includes the following steps: firstly, preparing a mixed colloid of TiO2 and SiO2 by using a sol-gel method, and then centrifuging, washing, drying and roasting is performed to prepare a TiO2—SiO2 binary oxide; then, preparing Ni/TiO2-SiO2 by dipping in a nickel nitrate solution, and preparing a supported catalyst by drying and roasting; and finally, adopting a terpinolene-4, 8-epoxide a raw material, carrying out isomerization under the dual catalytic action of TiO2-SiO2 and Ni of the supported catalyst, and carrying out hydrogenation to prepare terpinene-4-ol.

Abstract: A resource configuration indication method includes that: the terminal device sends time domain resource indication information, wherein the time domain resource indication information is configured to indicate a transmission period and the number of time domain resource units.

Abstract: A pollen polysaccharide extract prepared by the following method: mixing rape pollen with water, then heating and stirring for extraction, filtering, mixing filtrates, adding chitosan to a resulting filtrate to obtain a liquid to be clarified, keeping the liquid to be clarified at 60-80° C. for at least 1 h, cooling and allowing to stand, and performing solid-liquid separation to obtain a liquid, namely the pollen polysaccharide extract.

Abstract: A first node device includes a transmitter, a receiver, a processor, and a non-transitory computer-readable storage medium storing a program to be executed by the processor. The program includes instructions to cause the transmitter to send, to a second node device, an offset of a first uplink sending timing of the second node device and a first amount of timing adjustment of the second node device, cause the transmitter to send indication information to the second node device, where the indication information indicates whether the second node device sends uplink data by using the first uplink sending timing of the second node device, and receive, through the receiver, data sent by the second node device, where the first node device is a parent node device of the second node device.

Abstract: Embodiments of the disclosure render a context menu upon receiving a context menu indication from a user. The context menu comprises a combination of local context menu items and remote context menu items that are selected based on the context received with the context menu indication. The context menu is created by identifying a set of local and remote context menu item providers and receiving both a rank and HTML based on the received context. The set of local and remote context menu items are ranked according to their respective rank and a number of ranked context menu items are selected. The HTML for the selected context menu items are combined and the combined HTML is rendered to yield the context menu. The context menu is presented to the user.

Abstract: A transmit power indication method, a transmit power receiving method, a network device and an access device are provided. The transmit power indication method is applied to a network device, and includes transmitting indication information on a first link of the network device, wherein the indication information is used to indicate current transmit power of the first link of the network device, or to indicate a transmit power offset of the first link, wherein the transmit power offset is a difference between the current transmit power of the first link and transmit power of the network device before the network device transmits the indication information.