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....
Such devices are divided into blocks, called sectors, that are individually - erasable.一些设备被分成叫段组的块, 能个别地可擦.Electrically Erasable, Prograable Read - Only Memory -- PROM. A type of ROM that can be erased electronically.电可...
I have been scrupulous about telling them the dangers.我已经本着良心将危险告知他们。Poets are not so scrupulous as you are.诗人并不像你那样顾虑多。She is scrupulous to a degree.她非常谨慎。scrupulous attention to detail一丝不苟a scrupulous businessman正直的商人a...
At the same time, individuals need to hold their pension fund managers and state treasurers accountable.同时, 个人需要使他们的养老基金管理者和州财务人员变得负有责任.Last question, what's your advice for our treasurers to get through the crisis?...
Have you been slightly dazzled at the sudden fusion of my ingots?我的金条突然融化烧掉,你可曾觉得有点迷乱 吗 ?I sat holding the hot chestnuts. After crying a while , Mama burned the paper ingots.我坐在坟头的旁边, 弄着手里那几个栗子.Gold or silver in the form...
The dietitian was helpful, making suggestions as to how I could improve my diet...这位营养学家就如何改善饮食给我提出了些建议，对我很有帮助。Our clinical dietitian is available to advise on special diets.我们有临床营养师指导特殊饮食.You can seek the advice of a nu...
你万不该冒险做这样的旅行.You should never have ventured on such a journey.那是我愿意冒险做的事情.That's a risk I'm prepared to take.由于缺氧和体力衰竭,马罗礼的登山队失败,但他毫不气馁,决心冒险做最后一搏.He to give up and was determined to risk one last try....
马里兰 、 弗吉尼亚和卡罗来纳的种植园盛产烟草 、 大米和靛蓝类染料.Plantations in Maryland, Virginia and the Carolinas grow staple crops of tobacco, rice and indigo.显然, 这些靛蓝孩童的形成是很困难的.They are, apparently, difficult for beings of the Indigo Child forma...