为了凝结氯乙烷气体,必须使用大量的冷却水.Great quantities of cooling water must be available for condensation of the ethylchloride.简述了二氯乙烷的理化性质 、 作业标准和法规.The article describes the physico - chemical properties, operative standers and laws o...
The loss of all his money embitter the old man.失去全部的钱,使这位老人甚为痛苦.Such catastrophe was of course likely to embitter the French nation.这灾祸自然更会加重法国的痛苦.Hops serve to embitter beer.酒花的作用是使啤酒发苦....
Diesel cost 60p/gal in some places.在有些地方，柴油卖到每加仑60便士。Several companies are now racing to develop Gal - free pigs.有几家公司现在正在竞相发展无GAL猪." It ain't a gal at all -- it's a girl. "“ 她不是什么妞 —— 是个女孩子. ”...
We now omit the prime on the matrix elements.我们现在把各矩阵元素上的一撇略去.The matrix is defined as the reciprocal of A.该矩阵定义为A之逆矩阵.Local deviations depend strongly on the local geometry of the solid matrix.局部偏离严格地依赖于固体矩阵的局部几何形状....