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申请号:202010084157.2 公开号:CN111256967A 主分类号:G01M13/00
摘要:【中文】本发明提供了一种超音速涡轮喷嘴有效喉部面积的测量方法及服务器。该测量方法包括以下步骤:以第一流体作为介质,获取第一涡轮喷嘴在汽蚀状态下的第一参考喉部面积;以第二流体为介质,获取第一涡轮喷嘴在热试车状态下的第一有效喉部面积,通过计算获得第一参考喉部面积与第一有效喉部面积的比值a;后期以第一流体作为介质,获取第二涡轮喷嘴在汽蚀状态下的第二参考喉部面积;根据比值a和第二参考喉部面积直接通过计算获取第二涡轮喷嘴在以第二流体进行热试车状态下的第二有效喉部面积。发明的测量方法通过简单的液流试验系统获取前期数据,再通过相应地公式计算获取涡轮喷嘴的有效喉部面积,保证测量过程简单、快捷、安全且低成本。 【EN】The invention provides a method for measuring the effective throat area of a supersonic turbine nozzle and a server. The measuring method comprises the following steps: taking the first fluid as a medium, and acquiring a first reference throat area of the first turbine nozzle in a cavitation state; taking the second fluid as a medium, acquiring a first effective throat area of the first turbine nozzle in a hot test state, and calculating to obtain a ratio a of a first reference throat area to the first effective throat area; in the later period, the first fluid is used as a medium, and a second reference throat area of the second turbine nozzle in a cavitation state is obtained; and directly calculating to obtain a second effective throat area of the second turbine nozzle in a hot test state with a second fluid according to the ratio a and the second reference throat area. The measuring method of the invention obtains the early-stage data through a simple liquid flow test system, and then obtains the effective throat area of the turbine nozzle through corresponding formula calculation, thus ensuring simple, fast, safe and low cost measuring process.
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申请号:201911374873.8 公开号:CN110974719A 主分类号:A61K8/67
摘要:【中文】本发明涉及一种维生素E缓释颗粒及其制备方法和洗护用品。上述维生素E缓释颗粒包括包衣壳及包裹在包衣壳内的维生素E颗粒,制备维生素E颗粒的原料包括维生素E粉、软材和粘合剂,维生素E粉由包括维生素E油、乳化剂、硅石载体和水的维生素E乳浊液经干燥后得到。上述维生素E缓释颗粒中的维生素E的稳定性好且容易释放。 【EN】The invention relates to vitamin E sustained-release granules, a preparation method thereof and a washing and caring product. The vitamin E sustained-release particles comprise a coating and vitamin E particles coated in the coating, raw materials for preparing the vitamin E particles comprise vitamin E powder, a soft material and an adhesive, and the vitamin E powder is obtained by drying vitamin E emulsion comprising vitamin E oil, an emulsifier, a silica carrier and water. The vitamin E in the vitamin E sustained-release particles has good stability and is easy to release.
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申请号:202010042434.3 公开号:CN111234171A 主分类号:C08G18/76
摘要:【中文】本发明涉及一种用于液力端总成的聚氨酯凡尔胶皮材料,解决国内聚氨酯凡尔胶皮存在磨耗大、嵌砂严重并制约其应用的技术问题。本发明的用于液力端总成的聚氨酯凡尔胶皮材料,按照重量份数计包括:聚氨酯预聚物100‑110份,催化剂0‑1份;还可以包括光稳定剂0.1‑2份、防黄剂0.1‑2份、填料2‑5份、色膏0.5‑5份;聚氨酯预聚物是由聚酯二醇、二异氰酸酯和扩链剂反应后得到;聚酯二醇、二异氰酸酯、扩链剂的摩尔比为1:(2‑5):(1‑4)。本发明通过控制聚氨酯的分子结构和其软硬段含量,使这种配方的材料比进口材料具有更低的磨耗和嵌砂性能。同时,利用这种配方制备的聚氨酯凡尔胶皮在实际工况中使用寿命优于进口凡尔胶皮,打破了国外垄断市场的局面。 【EN】The invention relates to a polyurethane valve rubber material for a hydraulic end assembly, and solves the technical problems of large abrasion, serious sand embedding and restriction on application of the polyurethane valve rubber in China. The invention relates to a polyurethane valve rubber material for a hydraulic end assembly, which comprises the following components in parts by weight: 100-110 parts of polyurethane prepolymer and 0-1 part of catalyst; also comprises 0.1 to 2 portions of light stabilizer, 0.1 to 2 portions of anti-yellowing agent, 2 to 5 portions of filler and 0.5 to 5 portions of color paste; the polyurethane prepolymer is obtained by reacting polyester diol, diisocyanate and a chain extender; the molar ratio of the polyester glycol to the diisocyanate to the chain extender is 1: (2-5): (1-4). The invention controls the molecular structure of polyurethane and the content of soft and hard segments, so that the material of the formula has lower abrasion and sand embedding performance than imported materials. Meanwhile, the service life of the polyurethane valve rubber prepared by the formula is superior to that of the imported valve rubber in the actual working condition, and the situation of monopolizing the market abroad is broken.
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申请号:202010243942.8 公开号:CN111228336A 主分类号:A61K36/61
摘要:【中文】本发明涉及一种猪鸡用植物精油组合物及其制备方法和应用,属于猪鸡类药物领域。本发明一种猪鸡用植物精油组合物,由如下重量份的原料组成:广藿香精油2‑10份、薄荷精油2‑10份和桉叶油5‑18份。本发明人经多年研究发现,将广藿香精油、薄荷精油和桉叶油按特定比例组成的植物精油组合物,对消除猪鸡呼吸道症状有明显的缓解效果,且长期使用不会产生耐药性、药物残留和毒副作用,治疗费用低,能够作为抗菌素的替代产品在畜牧业生产中发挥重要作用。 【EN】The invention relates to a plant essential oil composition for pigs and chickens, a preparation method and application thereof, and belongs to the field of pig and chicken medicines. The invention relates to a vegetable essential oil composition for pigs and chickens, which is prepared from the following raw materials in parts by weight: 2-10 parts of patchouli essential oil, 2-10 parts of mint essential oil and 5-18 parts of eucalyptus oil. The inventor discovers through years of research that the plant essential oil composition consisting of the patchouli essential oil, the mint essential oil and the eucalyptus oil according to a specific proportion has an obvious relieving effect on eliminating respiratory symptoms of pigs and chickens, does not generate drug resistance, drug residues and toxic and side effects after long-term use, is low in treatment cost, and can play an important role in animal husbandry production as a substitute product of antibiotics.
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申请号:201911006289.7 公开号:CN111145640A 主分类号:G09F9/30
申请人:【中文】三星显示有限公司【EN】Samsung Display Co.,Ltd. 申请日:2019.10.22 公开日:2020.05.12
摘要:【中文】本公开涉及一种显示设备,所述显示设备包括显示模块和设置在所述显示模块下方并支撑所述显示模块的支撑构件。所述显示模块包括折叠区域和与所述折叠区域相邻的多个非折叠区域,并且具有用于显示图像的显示面。所述显示模块在多种模式下操作,并且所述多种模式包括:第一模式,在所述第一模式下,所述折叠区域具有第一曲率半径,并且在围绕限定在所述显示模块下方的虚拟第一弯曲轴的第一弯曲方向上折叠;以及第二模式,在所述第二模式下,所述折叠区域具有第二曲率半径,并且在围绕限定在所述显示模块上方的虚拟第二弯曲轴的第二弯曲方向上折叠。所述第一曲率半径大于所述第二曲率半径。 【EN】The present disclosure relates to a display apparatus including a display module and a support member disposed under the display module and supporting the display module. The display module includes a folding area and a plurality of non-folding areas adjacent to the folding area, and has a display surface for displaying an image. The display module operates in a plurality of modes, and the plurality of modes include: a first mode in which the folding region has a first radius of curvature and folds in a first bending direction about a virtual first bending axis defined below the display module; and a second mode in which the folding region has a second radius of curvature and folds in a second bending direction about a virtual second bending axis defined above the display module. The first radius of curvature is greater than the second radius of curvature.
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申请号:201911106032.9 公开号:CN111175514A 主分类号:G01N33/68
摘要:【中文】本发明提供了一种筛选和表征具有相分离能力蛋白的方法。具体地,本发明提供了能够高通量筛选蛋白相分离的试剂盒,设计并完成高通量筛选与鉴定潜在相分离蛋白的方法,并用以鉴定影响蛋白相分离的内在和外在因素(内在如蛋白的氨基酸序列和组成,结构的复杂度;外在如不同的buffer环境包括pH,高聚物PEG等,或不同的mRNA、药物小分子等)。本发明筛选与鉴定方法可以实现对潜在相分离蛋白能否发生相分离的快速高通量筛选并对蛋白相分离能力进行鉴定。 【EN】The present invention provides a method for screening and characterizing proteins having phase separation ability. Specifically, the invention provides a kit capable of screening protein phase separation in high throughput, designs and completes a method for screening and identifying potential phase separation proteins in high throughput, and is used for identifying intrinsic and extrinsic factors influencing the protein phase separation (intrinsic factors such as amino acid sequences and compositions of proteins, structural complexity; extrinsic factors such as different buffer environments including pH, high polymer PEG and the like, or different mRNA, drug small molecules and the like). The screening and identifying method can realize rapid high-throughput screening of whether potential phase separation protein can be subjected to phase separation or not and identify the protein phase separation capability.
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申请号:202010175831.8 公开号:CN111239094A 主分类号:G01N21/64
申请人:【中文】河南中医药大学【EN】HENAN UNIVERSITY OF CHINESE MEDICINE 申请日:2020.03.13 公开日:2020.06.05
摘要:【中文】本发明公开了一种碱性磷酸酶的灵敏检测方法,技术方案是,利用ALP对于磷酸基团的特异性,与AAPi反应生成抗坏血酸AA,然后,AA与DES反应产生较强荧光,从而实现对ALP活性的测定。本发明采用4,4'‑二叠氮二苯乙烯‑2,2'‑二磺酸二钠四水合物(DES)作为荧光探针,具有成本低、检测简单、灵敏度高等优点。本发明的方法具有假信号少、灵敏度高、选择性好、检测快速等优点。实验证明,本发明检测线性范围:5‑40mU/mL,相关系数为0.998,检出限1.46mU/mL,具有较高选择性和抗干扰能力,为后期应用于临床检测奠定重要基础。 【EN】The invention discloses a sensitive detection method of alkaline phosphatase, which adopts the technical scheme that ALP specificity to phosphate groups is utilized to react with AAPi to generate ascorbic acid AA, and then the AA reacts with DES to generate stronger fluorescence, so that ALP activity is measured. The invention adopts 4,4 '-diazide stilbene-2, 2' -disodium disulfonate tetrahydrate (DES) as a fluorescent probe, and has the advantages of low cost, simple detection, high sensitivity and the like. The method has the advantages of few false signals, high sensitivity, good selectivity, quick detection and the like. Experiments prove that the invention detects the linear range: 5-40mU/mL, the correlation coefficient is 0.998, the detection limit is 1.46mU/mL, the high selectivity and the high anti-interference capability are achieved, and an important foundation is laid for later application in clinical detection.
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申请号:201911048246.5 公开号:CN110930453A 主分类号:G06T7/73
摘要:【中文】本发明实施例提供了一种目标物体定位方法、装置及可读存储介质。其中方法包括:从摄像设备获取目标物体周围环境的当前视频帧图像,并将当前视频帧图像输入目标神经网络,获得当前视频帧图像的第一描述符,根据第一描述符,从视觉地图中确定预设个数的第二描述符,根据视觉地图,确定第二描述符关联的目标关键视频帧图像,并确定与目标关键视频帧图像关联的第一位姿,根据与目标关键视频帧图像关联的第一位姿、以及激光点云地图,生成与第一位姿对应的仿真激光点云,根据与目标关键视频帧图像关联的第一位姿、以及仿真激光点云,确定目标物体的当前位姿。通过对目标物体的当前位姿进行粗定位和精定位,提高了对目标物体的当前位姿的定位精度。 【EN】The embodiment of the invention provides a target object positioning method, a target object positioning device and a readable storage medium. The method comprises the following steps: the method comprises the steps of obtaining a current video frame image of the surrounding environment of a target object from a camera device, inputting the current video frame image into a target neural network, obtaining a first descriptor of the current video frame image, determining a preset number of second descriptors from a visual map according to the first descriptor, determining a target key video frame image associated with the second descriptors according to the visual map, determining a first pose associated with the target key video frame image, generating a simulated laser point cloud corresponding to the first pose according to the first pose associated with the target key video frame image and the laser point cloud map, and determining the current pose of the target object according to the first pose associated with the target key video frame image and the simulated laser point cloud. The positioning precision of the current pose of the target object is improved by performing coarse positioning and fine positioning on the current pose of the target object.
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申请号:201911342946.5 公开号:CN111011618A 主分类号:A23K50/10
摘要:【中文】本发明公开了一种过瘤胃保护色氨酸颗粒的制备方法,属于反刍动物的营养物质技术领域。所述过瘤胃保护色氨酸颗粒的制备方法,包括如下步骤:步骤1:取色氨酸,制成微丸,再进行干燥,得到干燥后的色氨酸微丸;步骤2:将干燥后的色氨酸微丸进行流化;步骤3:取饱和脂肪酸及其盐和/或肠溶性缓释包材,熔融后,再冷却,然后包被到流化的微丸的表面,即得到过瘤胃保护色氨酸颗粒。采用本发明的制备方法,一是色氨酸可以完全包被,从而使得最终制备得到的过瘤胃保护色氨酸颗粒能够更有效地通过反刍动物的瘤胃;二是增加反刍动物对包被层的利用度,使得包被的色氨酸能够完全释放出来并被反刍动物充分利用。 【EN】The invention discloses a preparation method of rumen-protected tryptophan granules, and belongs to the technical field of nutrient substances of ruminants. The preparation method of the rumen protected tryptophan particles comprises the following steps: step 1: taking tryptophan, preparing the tryptophan into pellets, and drying to obtain dried tryptophan pellets; step 2: fluidizing the dried tryptophan pellets; and step 3: and (3) taking saturated fatty acid and salt thereof and/or enteric-coated sustained-release coating materials, melting, cooling, and coating the surface of the fluidized pellets to obtain the rumen-protected tryptophan particles. By adopting the preparation method, firstly, the tryptophan can be completely coated, so that the finally prepared rumen-protected tryptophan particles can more effectively pass through the rumen of the ruminant; and secondly, the utilization rate of the coating layer by the ruminants is increased, so that the coated tryptophan can be completely released and fully utilized by the ruminants.
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申请号:201911146486.9 公开号:CN111035622A 主分类号:A61K9/50
摘要:【中文】本发明涉及一种明日叶查尔酮微胶囊及其制备方法。上述明日叶查尔酮微胶囊的制备方法包括如下步骤:将明日叶进行超临界二氧化碳萃取,得到萃取液;将萃取液加入大孔树脂中,先进行动态吸附,然后进行洗脱、浓缩,得到查尔酮浓缩液;将查尔酮浓缩液、美拉德反应物溶液及乳化剂进行混合,超声分散,得到预乳液;将预乳液进行均质、喷雾干燥,得到明日叶查尔酮微胶囊。上述明日叶查尔酮微胶囊的制备方法的工艺简单且得到的明日叶查尔酮微胶囊的稳定性好。 【EN】The invention relates to a angelica keiskei chalcone microcapsule and a preparation method thereof. The preparation method of the angelica keiskei chalcone microcapsule comprises the following steps: carrying out supercritical carbon dioxide extraction on angelica keiskei to obtain extract liquor; adding the extract into macroporous resin, performing dynamic adsorption, eluting, and concentrating to obtain concentrated chalcone solution; mixing the chalcone concentrated solution, the Maillard reactant solution and an emulsifier, and performing ultrasonic dispersion to obtain a pre-emulsion; and homogenizing the pre-emulsion, and performing spray drying to obtain the angelica keiskei chalcone microcapsule. The preparation method of the angelica keiskei chalcone microcapsule is simple in process, and the obtained angelica keiskei chalcone microcapsule is good in stability.
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