The mechanisms and some affect factors for chemical disposal defluorination of wet - process phosphoric acid were introduced. 介绍了湿法磷酸化学法脱氟的脱氟机理和影响脱氟率的多种因素.
A school technician pirated anything from video nasties to computer games.学校的一名技术人员做盗版，从黄色录像到计算机游戏什么都有。Machine technician can use this language to show the assembly project expediently.这种语言能够使机床技术人员用直观、便捷的方法来演示虚拟机床的装配方案....
We use nonparametric tests, we lose sharpness in estimating intervals.使用非常数检验我们失掉了估计区间的灵敏性.Even in Lupus, their claws are almost catlike in sharpness.当化为狼形时, 他们的爪子就像猫一样锐利.A digital file by today's desktop scanners s...
我们一家的开销每月共计四百元.The monthly expenditure of our family is four hundred dollars altogether.这张账单共计500美元.The bill amounts to $ 500.费用共计50美元.The expenses foot up to 50 dollars....
With one exce-ption his novels are shallow and lifeless things.他的小说都是些肤浅沉闷的玩意儿，只有一本除外。He managed to lighten the generally lifeless debate at times.他让这场总体很沉闷的辩论时不时迸出了些火花。The snowy street, like the church, assumed a dumb, ...
There were shrieks of em-barrassment as the girls struggled to protect their modesty.竭力保持着端庄形象的女孩们发出了尴尬的尖叫。For years, from newspapers, broadcasts, the stages and at meetings , we had heard nothing but grandiloquent rheto...
他们过去常买10公斤重的整块牛肉。They used to buy ten kilos of beef in one lump.空气中充满诱人的烤牛肉香味。A tantalising aroma of roast beef fills the air.牛肉现在卖到了每磅30多卢布。Beef now costs well over 30 roubles a pound....