Silver - coated carbonyl iron powder was prepared by using electroless plating method.用化学镀法,甲醛为还原剂,制备镀银羰基铁粉.The p - chlorophenyl isocyanate is synthesised by carbonyl chloride and p - chloroaniline . The yield is 90 %.采用...
a globule of fat一滴油It is impossibls to rehydrate a mucus globule once it has become dehyrated.一旦已经脱水,粘液不可能再水化.The shape of a liquid globule in a free - falling elevator is calculated.定量讨论了自由降落升降机中实际液滴的形状....
She's just being childish and immature.她在耍小孩子脾气，真是任性。Don't be so childish!别那么幼稚！We eventually ran out of patience with his childish behaviour.我们终于对他幼稚的行为忍无可忍....
Hay had been cut and cowshed had been cleaned.干草也切好了,牛棚也打扫干净了.The farmer herded the cows into his cowshed.农民把牛群赶到自己的牛棚里.Reminiscences of manuscript cowshed: truth, true, trends, real life runs through Mr. Ji Xianlin.《牛棚杂...