四氯乙烯

We promise to use hydrocarbon dry cleaning solvent, which is harmless to human being, no perchlorethylene dry cleaning solvent would be used.

本中心承诺采用对人体健康无伤害的碳氢化合类干洗溶剂，绝不使用对人体有毒害的四氯乙烯干洗溶剂

The second step is that the experiments in which the solvent also is tetrachloride are conducted under ultrasound irradiation.

研究结果表明：四氯乙烯溶剂萃取是脱除原煤中有机硫的一种有效方法。

It is found that tetrachloroethylene is an effective organic solvent for sulphur.

结果表明，四氯乙烯是一种非常有效的萃硫有机溶剂，其加入时间控制为0.5～1.5h。

Migration of adult worms may occur spontaneously or as a result of some stimulus such as fever or tetrachloroethylene.

成虫的移行可自然发生，或因一些刺激诸如发热或四氯乙烯而造成。

The technology of sulfur recovering by the means of tetrachloroethylene mixing with water has its own special characteristics and advantages ,comparing with other methods in the field of comprehensive utilizing nickel anode sludge.

在镍阳极泥的综合利用上，采用四氯乙烯混水法回收元素硫，有其独有的工艺特点和优势。

By the mid-1930s the dry cleaning industry had adopted tetrachloroethylene, colloquially called "perc," as the ideal solvent.

由中期20世纪30年代干洗业通过了四氯乙烯，俗称" perc ，"作为理想的溶剂。

Blue electronic ink microcapsules containing phthalocyanine blue BGS particles homodispersed in tetrachloroethylene were prepared by in situ polymerization using Urea-formal-dehyde as wall material.

利用脲甲醛树脂为壁材制备了以酞菁蓝 BGS颗粒分散在四氯乙烯中的悬浮液为核材料的蓝色电子墨水微胶囊。

Lipstick stains (3) lipstick XiangJiaoShui or available tetrachloroethylene, use detergent scrub after dissolving purify.

可用四氯乙烯或香蕉水溶解后，用洗衣粉刷洗去除。

Controlled-release membrane was prepared based on the phase inversion method in which circulated urea particles were coated with polyethylene and olefin dispersed in tetrachloroethylene solution. The effect of atomizing on the membrane structure and nutrients release characteristics was investigated systematically.

利用喷雾相转化法将聚乙烯和石蜡溶于四氯乙烯的溶液喷射到处于流化状态的大颗粒尿素上，制备控制肥料养分释放的控释膜，系统地研究了喷雾－相转化－成膜过程中雾化状态对控释肥料膜结构和养分释放性能的影响。

This investigation focuses on pigment phthalocynine green G modified with octadcylamine, which is suspended in tetrachloroethylene and 1,2-dibromoethane using span-80 and CH-6 hyperdispersants as emulsifiers.

采用正交设计方法，以十八胺改性酞菁绿G形成电泳颗粒，以四氯乙烯和1，2-二溴乙烷的复配液为分散介质，Span-80和CH-6超分散剂为稳定剂，制备了分散性和稳定性良好的电泳显示液。

According to the clear water experiment, aeration performance of the new equipment is good with high total oxygen transfer coefficient and oxygen utilization ratio.

曝气设备的动力效率在叶轮转速为120rpm～150rpm时取得最大值，此时氧利用率和充氧能力也具有较高值。

The environmental stability of that world - including its crushing pressures and icy darkness - means that some of its most famous inhabitants have survived for eons as evolutionary throwbacks, their bodies undergoing little change.

稳定的海底环境─包括能把人压扁的压力和冰冷的黑暗─意谓海底某些最知名的栖居生物已以演化返祖的样态活了万世，形体几无变化。