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1)  Tween test
吐温试验
1.
Objective To investigate the distribution of Malassezia species from patients with pityriasis versicolor in Jiangxi province and compare the traditional Tween test with modified Tween test.
比较传统吐温试验和改良吐温试验
2.
Objective To overcome the disadvantage of traditional Tween test,we tried to explore a new kind of method for Tween test,which might improve the accuracy of classification of Malassezia species.
目的针对传统吐温试验中的一些不足之处,摸索一种新型的吐温试验方法,以提高马拉色菌菌种鉴定的准确性。
2)  cyclic water injection test
吞吐试验
1.
The cyclic water injection test has succeeded in the Middle Es3 reservoir of Wen 72 District in Zhongyuan Oilfield through the use of imbibition effect.
以渗吸模拟实验为基础,在文72块沙三中油藏开展注水吞吐试验获得成功,证实了利用渗吸法提高低渗油藏采收率的可行性。
3)  CO 2 stimulation experiment
CO2吞吐试验
4)  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。
5)  Tweens
吐温
1.
Effects of Tweens and sodium dodecyl sulfate as modifiers on hydrothermal synthesis of nanocrystals copper;
吐温和十二烷基硫酸钠作修饰剂对水热合成法制备纳米铜的影响
2.
Morphology and size-controlled Ni nanocrystals were prepared by polyalcohol reduction in the presence of Tweens or sodium dodecyl sulfate or both as modifiers.
讨论了吐温系列(Tween-20、Tween-40和Tween-80)和十二烷基硫酸钠(SDS)单独或两者复配为修饰剂时,对所制备纳米镍的形貌、粒径及粒径分布的影响。
6)  tween80
吐温
1.
Solid System of Tween80-(NH_4)_2SO _4-H_2O;
吐温80-硫酸铵-水固液体系萃取分离Rh(Ⅲ)和Ir(Ⅲ)
2.
Different nutrient and dispersant such as glucose,tryptome and tween80 were added to GB medeium for counting mold.
15-94中所采用的孟加拉红培养基的基础上,添加不同浓度的葡萄糖、胰蛋白胨、酵母膏等营养物和表面活性剂吐温80,分别对黑曲霉、青霉菌液和不同种类的食品进行霉菌总数测定,经大量对比试验已优选出A4培养基,即在孟加拉红培养基中,添加0。
补充资料:吐温40
分子式:
CAS号:

性质:又称聚氧乙烯山梨醇酐单棕榈酸酯,吐温40,乳化剂400非离子表面活性剂。琥珀色油状液体,无毒、有脂肪气味,密度1.08~1.1g/cm闪点>149℃,燃点>149℃,酸值<2,羟值90~105,HLB=15.6。能溶于水、稀酸、稀碱及多种有溶剂,不溶于植物油及矿物油。由失水山梨醇单棕榈酸酯与环氧乙烷加成反应制得。用作油/水型乳化剂,也用作增溶剂、稳定剂、扩散剂、抗静电剂、纤维润湿剂,有润湿和起泡性能。用于食品化妆品乳化剂,也常用作纤维油剂的乳化剂,柔软剂和润滑剂。

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