Surfactants with ionizable heads are key to creating a repulsive force that counteracts the van der Waals attraction and thus stabilizes a soap film.
具有离子化头的表面活性剂是产生排斥力的关键,这种排斥力可以对抗范德瓦尔斯力,从而使的一个肥皂泡薄膜稳定的存在。
Shampoo foam stability is thus promoted by an electrostatic double-layer repulsion of opposite sides of the soap film between neighboring bubbles.
因此看来,洗发水泡沫的稳定性来自于相邻泡泡对立面的双层静电斥力。
It is found that the technology to be used to make soap film will influence the film quality and the latter can be improved by a reasonable heat treatment.
发现制膜工艺对质量影响很大,并分析了影响质量的原因。最后提出了合理的热处理有可能提高LM晶体膜质量。
Results indicate that the flowing soap film interface is thin, easy to form specified shapes, able to match the shock tube test section and to maintain enough long time.
结果表明,该界面厚度小,易于形成特定的形状,与激波管实验段相匹配,而且维持时间足够长。
The new film is based on a book of the same name by Bryan Burrough, who says the FBI's pursuit of Dillinger and co - who all earned the title "public enemies" - became a "national soap opera".
这部电影改编于布莱恩·巴罗的同名小说,他说,FBI追捕被誉为“全民公敌”的迪林格及其同伙的事件已成为了“全国性的肥皂剧”。
The soap salt and phosphazene compound lubricating film with nanometer thickness is expected to be applied in an air bearing, an electric touch switch, a micromachine and other devices.
具有纳米厚度的皂盐复合薄膜可望在气浮轴承、电接触开关、微型机械等装置中得到应用。
It is shown that conventional emulsion polymerization process leads to high gloss film and soap-free or micro-soap processes will lead to good water resistance and lower foaming.
研究表明采用常规乳液聚合涂膜的光泽较高,而采用无皂和微皂乳液聚合涂膜的耐水性较好,涂料的起泡性较低。
Proposal examinee can see film of a few English, soap opera wait appropriately, in order to compare relaxed means study.
建议考生可以适当看一些英文电影、肥皂剧等,以比较轻松的方式学习。
Proposal examinee can see film of a few English, soap opera wait appropriately, in order to compare relaxed means study.
建议考生可以适当看一些英文电影、肥皂剧等,以比较轻松的方式学习。
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