吐温-20,Tween-20
1)Tween-20吐温-20
1.Study on Thiocyanate-RhB-Tween-20 Fluorimetric Quenching Method for Determination of Microamount Molybdenum;在吐温-20存在下硫氰酸盐罗丹明B荧光淬灭法测定微量钼的研究
2.Spectrophotometric Study of Methyl Blue-protein Resonant System Enhanced by Tween-20 and Its Application吐温-20敏化甲基蓝-蛋白质散射光谱研究与应用
3.Dissipate light petroleum into uniform oil-water emulsion using Span-80 and Tween-20 as complex emulsifier.以司班-80(Span-80)与吐温-20(Tween-20)为复合乳化剂,将轻质石油产品分散成均匀的油水乳化液。
英文短句/例句

1.Spectrophotometric Study of Methyl Blue-protein Resonant System Enhanced by Tween-20 and Its Application吐温-20敏化甲基蓝-蛋白质散射光谱研究与应用
2.Surface Modification of Polyethylene Membrane by Adsorption of Tween 20 to Improve Antifouling Characteristics in a Bioreactor吐温20吸附改性聚乙烯膜改善MBR抗污染性能
3.Determination of Total Iron Content by Potassium Thiocyanate Colorimetry with Tween 20 as Cosolvent测定水中总铁的含量以吐温20作助溶剂的硫氰酸钾比色法
4.I'd like to borrow a book by Mark Twain.我想借本马克?吐温的书。
5.Progress is not created by contented people.-- Mark Twain自满者不进步。——马克吐温
6.Yes. And Mark Twain. Another case is the Royal family in England.马克?吐温也是左撇子。
7.Mark Twain went to sleep.马克. 吐温就睡着了。
8.Then Mark Twain went to sleep.然后,马克?吐温开始睡觉。
9.Mark Twain said with a sigh.马克?吐温叹了口气说道:
10.take a scamper through Mark Twain浏览马克 吐温的作品
11.Although his formal education came to an early end, he became the most famous writer of America.马克?吐温上学到12岁。
12.The Living Mark Twain不朽的马克·吐温——试析马克·吐温的讽刺与幽默
13.The temperature was minus 20 degrees.温度是零下20度。
14."Or what, Bill" asked Merwin, as Langley hesitated.“不然怎么啦,比尔?”默温看到朗利吞吞吐吐,便问道。
15.Reconsidering Mark Twain's Orientalism:The Example of Mark Twain's Perception of China马克·吐温的“东方主义”再思考——以《马克·吐温的中国观》为例
16.When Mark Twain was a young man, he worked as the captain1 of a steamboat2.马克·吐温年轻时曾当过蒸汽船的船长。
17.for tonight's Mania Twain concert.是今晚玛妮?吐温音乐会的,请笑纳。
18.Mark Twain in his reply started his speech with the following words:马克?吐温以下面的话,开始了他的答词:
相关短句/例句

TW-20吐温-20
1.The results showed that the surfactants had promoting functions on the bioleaching process at a low temperature and TW-20 was the most effective surfactant.为了提高中温菌氧化亚铁嗜酸硫杆菌(Acidithiobacillus ferrooxidans)在低温(8~10℃)下浸出黄铜矿的浸出速率和最终浸出率,研究了非离子表面活性剂(吐温-20、吐温-60、吐温-80)加速细菌浸出黄铜矿的作用。
3)Tween 20吐温20
1.Electrochemical Behavior of Zinc in Alkaline Solution with Tween 20;碱性介质中吐温20对锌电极电化学行为的影响
2.Study on Influences of Tween 20 on Property of Zinc Electrode with Graze Ellipsometry;吐温20对锌电极性能影响的掠射椭偏法研究
3.Interaction of BSA with Cadion 1B in the Presence of Tween 20 by Spectrophotometry;光谱法研究吐温20存在下牛血清白蛋白与镉试剂1B的相互作用
4)Tween-20吐温20
1.The size of NaY crystal particles could be reduced by adding a small amount of Tween surfactants (Tween-20, Tween-40, Tween-60) into the system during synthesis of nanoparticle NaY.在合成NaY分子筛时,向合成体系中添加少量的吐温系列表面活性剂(吐温20,吐温40,吐温60)可以显著地降低分子筛的晶粒尺寸。
5)Tween20吐温20
1.Using Tween20, which was nontoxic and biodegradable, and CTAB as templates, mesoporous silica with uniform diameter pores was synthesized by solgel process.以具有无毒、生物降解特性的吐温20为模板剂,在少量十六烷基三甲基溴化铵的复合作用下,合成了具有均一孔径的介孔二氧化硅材料。
6)tween[英][twi:n][美][twin]吐温
1.Synthesis and Emulsification of Modified Tween-20;改性吐温-20的合成及其乳化性能
2.The phase behavior of the palm-kernel oil/glycerine/tween/water four-component system is represented in a pseudo-ternary phase diagram.分别以吐温-20、吐温-40、吐温-60、吐温-80和吐温-85为表面活性剂,甘油为助表面活性剂,在相同的条件下,制作了棕榈仁油/甘油/吐温/水四组分体系的拟三元相图。
3.Different types of Tween surfactants were used to promote the interaction between the bacteria and the ore.采用加入不同吐温类表面活性剂的方法,促进细菌与矿物的作用,用pH值的变化和浸出率来评价其效果,并对其种类和用量对嗜酸氧化硫硫杆菌的生长及浸磷效果的影响进行了分析。
延伸阅读

吐温-20 吐温-20 化学名称为聚氧乙烯失水山梨醇月桂酸酯,琥珀色油状液体,味苦.密度1.095~1.105。易溶于水、稀酸、稀碱、薄、醚、酮类、芳烃、氯代烃、乙二醇、吡啶等,不溶于矿物油和动物油类。浊点95℃。具有乳化、润湿、扩散等效能。 皂化值 45~55mgKOH/g HLB值 16.7 羟值 90~110 mgKOH/g 酸值 《30%生产方法 主要采用加成法。以失水山梨醇单月桂酸酯和环氧乙烷为原料,在氢氧化钠催化剂存在下,进行加成反应而得。 用途 非离子型表面活性剂。 用作非离子型乳化剂、润湿剂、渗透剂。还用作膏霜类、乳液类等化妆品的水包油型乳化剂、柔软剂和增稠剂。