摘要：【中文】本发明涉及海带深加工产品，具体涉及一种海带风味汁及其制备方法，所述海带风味汁采用海带提取物25重量份、麦芽糊精0.5～4重量份、乳化剂0.3～5重量份、增稠剂0.05～0.4重量份、食用盐10～15重量份、蒸馏水50～60重量份经纳米化方法制备得到。本发明的海带风味汁保留了海带的香气和滋味，其香、鲜、咸的风味独具特色。本发明区别于以往粉末类的产品，采用了液体型的产品形式，其特点在于：①减少了干燥工艺，以避免长时间高温对产品风味的损坏；②应用方便，使用时免去了溶解工序；③大大降低了生产成本。 【EN】the invention relates to a kelp deep-processed product, in particular to a kelp flavor juice and a preparation method thereof, wherein the kelp flavor juice is prepared from 25 parts by weight of kelp extract, 0.5-4 parts by weight of maltodextrin, 0.3-5 parts by weight of emulsifier, 0.05-0.4 part by weight of thickener, 10-15 parts by weight of edible salt and 50-60 parts by weight of distilled water by a nano method.

摘要：【中文】本发明涉及一种致密气藏压裂气井产能确定方法及装置，属于油气田开发技术领域。本发明充分考虑了致密气藏压裂气井压裂改造后存在区域差异性的渗流特征，将储层分为压裂改造区和原始储层区，根据不同的渗流机理将高速非达西渗流、裂缝和常规储层的应力敏感、启动压力梯度和气相滑脱因素考虑在内，根据不同区域的气体渗流模型计算压裂气井的产能，和常规产能计算方法相比，本发明得到压裂气井产能更为准确，更能反应气井实际产能情况。 【EN】The invention relates to a method and a device for determining the capacity of a tight gas reservoir fractured gas well, and belongs to the technical field of oil and gas field development. The method fully considers the seepage characteristics of regional differences after fracturing modification of the tight gas reservoir fractured gas well, divides the reservoir into a fracturing modification region and an original reservoir region, considers the factors of high-speed non-Darcy seepage, stress sensitivity, starting pressure gradient and gas phase slippage of a crack and a conventional reservoir according to different seepage mechanisms, and calculates the productivity of the fractured gas well according to gas seepage models of different regions.

摘要：【中文】本发明公开了一种超细锗粉粒径控制的方法，所述方法包括以下步骤：将粒径为5um～100um的二氧化锗生产原料投入粉体气流粉碎机进行处理，得到粒径为15um～45um的二氧化锗粉体；将得到的粒径为15um～45um的二氧化锗粉体装入石墨舟中，置于还原炉的石英管内，将进料口堵严密后开动真空泵抽真空，将还原炉内的空气抽尽后开始通入纯净氢气，并开始加热升温，至出气尾管没有水流出时，表示还原反应结束，停止加热，继续通纯净氢气，待炉温慢慢冷却到室温时。本发明对超细锗粉的生产源头二氧化锗的粒径进行控制和处理，将二氧化锗经过粉体气流粉碎机进行粉碎，利用生产过程中粉体物料的团聚，很好的解决了超细锗粉产出小、物料浪费大、能耗高的问题。 【EN】The invention discloses a method for controlling the grain size of superfine germanium powder, which comprises the following steps: putting a germanium dioxide production raw material with the particle size of 5-100 um into a powder jet mill for treatment to obtain germanium dioxide powder with the particle size of 15-45 um; loading the obtained germanium dioxide powder with the particle size of 15-45 um into a graphite boat, placing the graphite boat in a quartz tube of a reduction furnace, starting a vacuum pump to vacuumize after a feed inlet is tightly blocked, starting to introduce pure hydrogen after air in the reduction furnace is completely pumped, starting to heat up until no water flows out from an air outlet tail pipe, indicating that the reduction reaction is finished, stopping heating, continuing to introduce the pure hydrogen, and slowly cooling the furnace to room temperature. The invention controls and processes the grain diameter of germanium dioxide at the production source of the superfine germanium powder, the germanium dioxide is crushed by the powder jet mill, and the problems of small output, large material waste and high energy consumption of the superfine germanium powder are well solved by utilizing the agglomeration of powder materials in the production process.

摘要：【中文】本发明的便携式全视场闪电光谱成像仪，包括外壳、制冷单元及光学观测单元三部分，所述外壳包括上腔体、下腔体以及遮光隔板。上腔体与下腔体通过遮光隔板隔离，上腔体的顶部、周侧为设有透射光栅的遮光板、下腔体的周侧为开设有通风孔的挡雨板。有益效果：使用全景相机，配有超广角镜头，选取重叠的视场以减小图片的畸变，同时确保360°全方位无死角监测；将闪电的光学与光谱信息相结合，在实现定位的同时，还能获得闪电通道的物理参数；体积较小，全密封且内部恒温，使用寿命长，可安装于各种复杂环境中进行长期自动观测。 【EN】The invention discloses a portable full-field lightning spectral imager, which comprises a shell, a refrigeration unit and an optical observation unit, wherein the shell comprises an upper cavity, a lower cavity and a shading partition plate. The upper cavity and the lower cavity are isolated by a shading clapboard, the top and the peripheral side of the upper cavity are provided with shading plates with transmission gratings, and the peripheral side of the lower cavity is provided with a rain baffle with ventilation holes. Has the advantages that: the panoramic camera is used and provided with an ultra-wide-angle lens, the overlapped view fields are selected to reduce the distortion of the picture, and meanwhile, 360-degree omnibearing dead-angle-free monitoring is ensured; the optical and spectral information of lightning is combined, so that the physical parameters of a lightning channel can be obtained while the positioning is realized; the volume is less, totally enclosed and inside constant temperature, long service life, and the mountable carries out long-term automatic observation in various complex environment.

摘要：【中文】本发明提供了一种凤凰单枞净油的超临界萃取工艺。所述凤凰单枞净油以凤凰单枞为原料，经烘烤后粉碎，而后进行超临界CO₂萃取制备获得。该工艺无溶剂残留、无污染、安全性好，所获得的凤凰单枞净油具有浓郁饱满的凤凰单枞特征香气，香气纯正无异味，产品外观透亮，应用于卷烟中可赋予卷烟舒适的茶香，提升卷烟香气浓度及香气质量，增强回润感、余味干净舒适，具有较强的实用性。 【EN】The invention provides a supercritical extraction process of phoenix Dancong absolute oil. The phoenix Dancong oil is prepared from Phoenix Dancong oil as raw material by baking, pulverizing, and supercritical CO₂And (4) extracting and preparing. The process has no solvent residue, no pollution and good safety, the obtained Fenghuang Dancong oil has full and full Fenghuang Dancong characteristic aroma, pure aroma and no peculiar smell, the product appearance is transparent, the product can endow cigarettes with comfortable tea aroma when being applied to the cigarettes, the aroma concentration and the aroma quality of the cigarettes are improved, the rewetting feeling is enhanced, the aftertaste is clean and comfortable, and the strong practicability is realized.

摘要：【中文】本发明提供一种卷烟纸用微乳化薄荷香精，所述香精包括以重量份计4～15份椒样薄荷油、2～10份亚洲薄荷油、1～5量份薄荷脑、5～15份环糊精、10～30份乳化剂和25～50份蒸馏水，所述香精是经微乳化法制备得到的。本发明的卷烟纸用微乳薄荷香精能很好地应用于卷烟纸加香生产，并能显著赋予卷烟前后一致性更好的薄荷自然特征香气和凉感，改善卷烟抽吸品质。 【EN】The invention provides a micro-emulsified mint essence for cigarette paper, which comprises, by weight, 4-15 parts of peppermint oil, 2-10 parts of Asian mint oil, 1-5 parts of menthol, 5-15 parts of cyclodextrin, 10-30 parts of an emulsifier and 25-50 parts of distilled water, and is prepared by a micro-emulsification method. The microemulsion mint essence for cigarette paper can be well applied to cigarette paper flavoring production, can obviously endow the cigarette with natural characteristic mint fragrance and cool feeling with better front-back consistency, and improves the cigarette smoking quality.

摘要：【中文】本发明属于生物医药技术领域，公开了一种白桦脂醇衍生物及其制备方法和应用。该衍生物具有如式(I)所示的结构。其制备方法包括以下步骤：将白桦脂醇溶于溶剂中，在脱水剂N,N'‑二环己基碳二亚胺或1‑(3‑二甲氨基丙基)‑3‑乙基碳二亚胺盐酸盐，以及催化剂对二甲氨基吡啶作用下，0℃搅拌反应1～6h；然后加入共轭亚油酸，白桦脂醇和共轭亚油酸的摩尔比为1:1‑3，从冰浴中升高温度至室温，避光搅拌过夜；过滤液浓缩，冰乙醚或异丙醇重结晶，层析或制备液相纯化，冻干即可获得产物。该白桦脂醇衍生物及其药学上可接受的盐、同位素标记物可应用于制备抗癌、治疗肥胖及肾纤维化的药物。 【EN】The invention belongs to the technical field of biological medicines, and discloses a betulin derivative and a preparation method and application thereof. The derivative has a structure shown as a formula (I). The preparation method comprises the following steps: dissolving betulin in a solvent, and stirring and reacting for 1-6 h at 0 ℃ under the action of a dehydrating agent N, N' -dicyclohexylcarbodiimide or 1- (3-dimethylaminopropyl) -3-ethylcarbodiimide hydrochloride and a catalyst p-dimethylaminopyridine; then adding conjugated linoleic acid with the molar ratio of betulin to conjugated linoleic acid of 1:1-3, heating to room temperature in ice bath, stirring overnight in dark(ii) a Concentrating the filtrate, recrystallizing with ethyl acetate or isopropanol, purifying by chromatography or preparative liquid phase, and lyophilizing to obtain the final product. The betulin derivative and its pharmaceutically acceptable salt and isotope label can be used for preparing medicine for resisting cancer, treating obesity and renal fibrosis.

摘要：【中文】本发明公开了一种保证松软煤层瓦斯抽采通道顺畅的方法，采用对下向钻孔依次填充小号带孔煤球、中号带孔煤球和大号带孔煤球，其中各种型号的带孔煤球内部均设有球形中空结构，且通过通气孔与外界连通，各种型号的带孔煤球对钻孔填充后能对下向钻孔起到一定的支撑作用，降低其发生垮塌、变形的可能性；另外由于煤球为球形，因此其在钻孔内相互直接接触后，仍会存在空隙，此时煤层内部的瓦斯通过各个型号的带孔煤球空隙、通气孔及内部的球形中空结构形成瓦斯抽采通道，实现瓦斯抽采的顺畅；并且填充时均依靠下向钻孔的倾角，在自身重力的作用下，滚入下向钻孔内进行防护支撑，无需专门的安装设备，因此便于现场使用，具有广泛的实用性。 【EN】The invention discloses a method for ensuring the smoothness of a gas extraction channel of a soft coal seam, which comprises the steps of sequentially filling small-size perforated briquettes, medium-size perforated briquettes and large-size perforated briquettes into downward drilled holes, wherein spherical hollow structures are arranged inside the various types of perforated briquettes and are communicated with the outside through vent holes, and the various types of perforated briquettes can play a certain supporting role on the downward drilled holes after the drilled holes are filled, so that the possibility of collapse and deformation of the downward drilled holes is reduced; in addition, because the coal balls are spherical, gaps still exist after the coal balls are directly contacted with each other in the drill holes, and gas in the coal seam forms a gas extraction channel through gaps of the coal balls with holes of various types, the vent holes and the spherical hollow structure in the coal seam, so that the gas extraction is smooth; and all rely on the inclination of downward drilling during the packing, under the effect of self gravity, roll into and protect the support in the downward drilling, need not special erection equipment, consequently the field usage of being convenient for has extensive practicality.