In the reaction of acetylation and nitration 1,2 ? dichloroethane was used as solvent.在乙酰化、硝化反应中引入了1,2-二氯乙烷溶剂.Polyurethane demulsifier for crude oil were prepared from polypropylene glycol, xylene, toluenediiso - cyanate...
Lead is more solvent in acidic water.铅在酸性水中更易溶解。We must cut back on expenditure in order to remain solvent.我们应减少开支,以备急用.Gasoline is a solvent liquid which removes grease spots.汽油是一种能去掉油污的有溶解力的液体....
Mr Reynolds was re-elected by 102 votes to 60.雷诺兹先生以102票对60票再次当选。Happiness was an emotion that Reynolds was having to relearn.雷诺兹已经不知道什么是快乐。Five people were injured as Reynolds slashed out wildly with a kitchen knife.雷诺兹...
她胆怯地走到坐在桌边的女士面前, 手里紧紧握着毕业证和鉴定书.Nervously she approached the lady at the desk, holding her certificate and testimonials very tight.鉴定书无主检、审核、批准签字无效.The certification is invalid without the signature of appraiser , checker...
多数人都依附于父母的教会.Most people adhere to the church of their parents.中国不依附任何大国.China will not attach itself to any big power.这些物质专门依附在细胞膜的蛋白质之上。These are substances which specifically latch onto the protein on the cell membran...
Use turpentine and linseed oil, three parts to two.用松节油和亚麻油，比例为3：2。Use a rag soaked in linseed oil.使用浸过亚麻籽油的抹布.Linseed oil is a vehicle for paint.亚麻籽油是一种颜料展色剂....