Abstract: Provided are a multimedia data processing method, a multimedia data generation method, and a related device, which relate to the technical field of computers. The processing method comprises: acquiring multimedia data; displaying an editing page, wherein the editing page displays material data in the multimedia data; in response to a marking operation being carried out on at least one piece of material data, marking the at least one piece of material data; and in response to a template generation instruction, removing the marked material data from the multimedia data and generating a template.

Abstract: Provided are a multimedia data processing method, a multimedia data generation method, and a related device, which relate to the technical field of computers. The processing method comprises: acquiring multimedia data; displaying an editing page, wherein the editing page displays material data in the multimedia data; in response to a marking operation being carried out on at least one piece of material data, marking the at least one piece of material data; and in response to a template generation instruction, removing the marked material data from the multimedia data and generating a template.

Abstract: The present disclosure provides a video processing method and apparatus, an electronic device, and a computer-readable storage medium, the video processing method includes: receiving a to-be-processed video; displaying, on a display interface, a preview image of the to-be-processed video through a video preview region, displaying an editing track of the to-be-processed video through a track editing region, and displaying at least one processing function through a processing function navigation region; and when receiving a trigger operation for any processing function, displaying, in the video preview region, a preview image of a processed video obtained by processing the any processing function, and displaying, in the track editing region, an editing identifier corresponding to the any processing function. The editing identifier and the editing track of the to-be-processed video are superimposed and displayed in the track editing region.

Abstract: This application discloses an image loading method and device. The image loading method may comprise: determining whether a native heap memory stores decoded data of an image to be loaded; in response to determining that the native heap memory stores the decoded data of the image, loading the image based on the decoded data of the image from the native heap memory; and in response to determining that the native heap memory does not store the decoded data of the image, loading the image from a storage space storing the image, and storing, into the native heap memory, decoded data of the image obtained in the process of loading the image.

Abstract: This application discloses an image loading method and device. The image loading method may comprise: determining whether a native heap memory stores decoded data of an image to be loaded; in response to determining that the native heap memory stores the decoded data of the image, loading the image based on the decoded data of the image from the native heap memory; and in response to determining that the native heap memory does not store the decoded data of the image, loading the image from a storage space storing the image, and storing, into the native heap memory, decoded data of the image obtained in the process of loading the image.

Abstract: The present application provides mutants of wild type phospholipase C (PLC) specific to phosphatidylcholine from Bacillus cereus. The related mutations include mutation of asparagine at position 63 to another amino acid, also including mutation of arginine at position 20 to histidine and of alanine at position 83 to aspartic acid. The present application also provides a nucleic acid molecule encoding the mutant, a vector containing the nucleic acid molecule, and a cell containing the nucleic acid molecule or vector. The present application also provides uses of the mutant, nucleic acid molecule vector, and cell.

Abstract: The present invention provides a method of aligning a quadrate wafer in a first photolithography process. The method includes: step A: fabricating mask aligning markers in a periphery region of a mask, which is used for a first exposure process of the quadrate wafer, around a mask pattern of the mask; step B: during the first exposure process, positioning the quadrate wafer in a preset region by using the mask aligning markers on the mask, and exposing the quadrate wafer through the mask; and step C: performing alignment for the quadrate wafer during a second exposure process and subsequent exposure processes by using aligning markers on the quadrate wafer that are obtained during the first exposure process. The method may be easily and reliably performed to ensure intact dies at periphery of a quadrate wafer to be produced and thus render increased yield of chips.

Abstract: The present invention relates to an apparatus for biological sewage treatment, including a concentrated mixed liquor driving device that uses a gas to drive a concentrated mixed liquor to flow. The present invention further relates to a method for biological sewage treatment, including a step of using a gas to drive a concentrated mixed liquor to flow. The gas can be an aeration gas, especially an oxygen-containing aeration gas after aeration treatment. The apparatus and method of the present invention can sufficiently utilize the energy and oxygen of the aeration gas, so that the energy consumption and maintenance cost of whole apparatus are reduced, biological sewage treatment effects are improved, and sludge floating is prevented. In addition, the apparatus of present invention has advantages of high performance, energy saving, high reliability, and good movability.

Abstract: The present application provides mutants of wild type phospholipase C (PLC) specific to phosphatidylcholine from Bacillus cereus. The related mutations include mutation of asparagine at position 63 to another amino acid, also including mutation of arginine at position 20 to histidine and of alanine at position 83 to aspartic acid. The present application also provides a nucleic acid molecule encoding the mutant, a vector containing the nucleic acid molecule, and a cell containing the nucleic acid molecule or vector. The present application also provides uses of the mutant, nucleic acid molecule vector, and cell.

Abstract: The present invention discloses a method of forming a polygon-sectional rodlike ingot having an orientation marker or rounded corners, a rodlike ingot and a sheet substrate so formed. The method comprises: selecting one of sides of the polygon-sectional rodlike ingot that is parallel to an axial direction thereof as a first feature of a surface orientation marker; forming a minisize notch, which is parallel to an edge, in the one of sides selected as the first feature in the axial direction of the rodlike ingot, as a second feature of the orientation marker; and processing the rodlike ingot to form rounded corners. The sheet substrate is obtained by cutting the rodlike ingot.

Abstract: The present invention provides a method of aligning a quadrate wafer in a first photolithography process. The method includes: step A: fabricating mask aligning markers in a periphery region of a mask, which is used for a first exposure process of the quadrate wafer, around a mask pattern of the mask; step B: during the first exposure process, positioning the quadrate wafer in a preset region by using the mask aligning markers on the mask, and exposing the quadrate wafer through the mask; and step C: performing alignment for the quadrate wafer during a second exposure process and subsequent exposure processes by using aligning markers on the quadrate wafer that are obtained during the first exposure process. The method may be easily and reliably performed to ensure intact dies at periphery of a quadrate wafer to be produced and thus render increased yield of chips.

Abstract: The present disclosure relates to a light emitting diode packaging structure and the method of manufacturing the same. The light emitting diode packaging structure has an insulating substrate with through holes formed on each side of the upper surface thereof, the through hole being filled with conductive metal. Additionally, a n-type layer, an active layer, a p-type layer, an insulating layer and a p-type electrode are formed on the insulating substrate. The structure further may include a n-type electrode provided on a side of the upper surface of the n-type layer; a first back electrode provided at one side of the back surface of the insulating substrate; a second back electrode provided at the other side of back surface of the insulating substrate; and an optical element packaged on the base substrate.

Abstract: A pretreatment method is provided, which comprises the following steps: (1) wastewater feed is introduced into a first end of a first aeration basin, and is mixed with a first concentrated mixed liquor to obtain a first mixed liquor; (2) the first mixed liquor is aerated in the aeration stage of the first aeration basin to obtain a second mixed liquor at a second end of the first aeration basin; (3) the second mixed liquor is introduced into a first sedimentation basin to obtain a supernatant and the first concentrated mixed liquor; (4) the supernatant is discharged and at least a part of the first concentrated mixed liquor is returned to the first end of the first aeration basin. At the same time, a sewage treatment method using the wastewater pretreatment method is provided. The pretreatment method can be used steadily for a long time without discharging sludge.

Abstract: A sewage treatment apparatus comprises a first stage equipment for treating sewage feed to obtain a first effluent and a second stage equipment for treating the first effluent to obtain a second effluent. The second stage equipment comprises a mixer (VI) for mixing the first effluent and a flocculation agent to obtain the first effluent containing the flocculation agent and a flocculation-clarification equipment (VII) comprises a first flocculation reaction chamber (A), into which the first effluent containing the flocculation agent is entered and subjected to flocculation reaction to form a mixture of water and dreg; a first separation chamber (C), into which the mixture of water and dreg from the first flocculation reaction chamber (A) is entered and separated to obtain a first part of the second effluent and a first dreg; and a second separation chamber (D), into which part of the first dreg is entered and separated to obtain a second part of the second effluent and a second dreg.

Abstract: The disclosure provides a system and method for multi-functional online testing of semiconductor light-emitting devices or modules. The system includes an electrical characteristic generating and testing equipment, one or more optical characteristic detecting and controlling equipments, an optical signal processing and analyzing equipment, one or more thermal characteristic detecting equipments, a central monitoring and processing computer, a multi-channel integrated drive controlling equipment, one or more multi-stress accelerated degradation controlling equipments, and one or more load boards. The present disclosure enables in-situ online monitoring and testing under accelerated degradation in a multi-stress accelerated degradation environment.

Abstract: The present invention relates to an apparatus for biological sewage treatment, including a concentrated mixed liquor driving device that uses a gas to drive a concentrated mixed liquor to flow. The present invention further relates to a method for biological sewage treatment, including a step of using a gas to drive a concentrated mixed liquor to flow. The gas can be an aeration gas, especially an oxygen-containing aeration gas after aeration treatment. The apparatus and method of the present invention can sufficiently utilize the energy and oxygen of the aeration gas, so that the energy consumption and maintenance cost of whole apparatus are reduced, biological sewage treatment effects are improved, and sludge floating is prevented. In addition, the apparatus of present invention has advantages of high performance, energy saving, high reliability, and good movability.

Abstract: The disclosure provides a system and method for multi-functional online testing of semiconductor light-emitting devices or modules. The system comprises an electrical characteristic generating and testing equipment, one or more optical characteristic detecting and controlling equipments, an optical signal processing and analyzing equipment, one or more thermal characteristic detecting equipments, a central monitoring and processing computer, a multi-channel integrated drive controlling equipment, one or more multi-stress accelerated degradation controlling equipments, and one or more load boards. The present disclosure enables in-situ online monitoring and testing under accelerated degradation in a multi-stress accelerated degradation environment.

Abstract: The present invention provides a method for sludge treatment, comprising the following steps: (1) mixing a sludge feed from a sewage biotreatment process with a first mixed liquor to obtain a second mixed liquor; (2) subjecting the second mixed liquor to an oxygen-supplying process to obtain a third mixed liquor; (3) subjecting the third mixed liquor to an anoxic process to obtain a fourth mixed liquor; (4) separating the fourth mixed liquor to obtain a supernatant liquid and a first concentrated mixed liquor; (5) discharging the supernatant liquid, and returning at least a part of the first concentrated mixed liquor as the first mixed liquor to the step (1), wherein the amount of sludge of the first concentrated mixed liquor that does not return to the step (1) is less than the amount of sludge of the sludge feed. The present invention further relates to the use of the method for sludge treatment in sewage treatment. The method for sludge treatment can achieve a long term stable run without sludge discharge.

Abstract: The present disclosure relates to a light emitting diode packaging structure and the method of manufacturing the same.

Abstract: The present invention discloses A graphene film electrical current spreading layer applied GaN-based LED in vertical. structure, comprising: a p-type metal electrode including a metal support substrate and a metal reflective mirror formed on the metal support substrate; a hole injecting layer formed on the metal reflective mirror of the p-type metal electrode; an electron blocking layer formed on the hole injecting layer; a lighting layer formed on the electron blocking layer; an electron limiting layer formed on the lighting layer; an electron injecting layer formed on the electron limiting layer; an electrical current spreading layer formed on the electron injecting layer; two n-type metal electrodes formed on the electrical spreading layer and covering a part of the electrical current spreading layer.