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...
The surface lipids undergo oxidation, generating many compounds containing hydroxyl and carbonyl groups.表面的类脂物氧化后, 产生许多化合物,包括羟基和羰基化合物.Iron and nickel carbonyl compounds are poisons to copper - based methanol synthesis ca...
在山体滑坡的表面,我们能够看到有趣的山包,盘绕的丘陵和悬崖.Interesting hummocks swirls and are found on the surface of the landslide.解开或者展开 ( 指某些卷曲或者盘绕的东西 ).To unwind ( something ) from or a reel or become unwound.盘旋结构: 卷曲或盘绕的形式或部分.Convolution: a fo...
I had liv'd a dreadful life, perfectly destitute of the knowledge and fear of god.过去,我过着可怕的生活, 对上帝完全缺乏认识和敬畏.Liv: Your wedding can lalulalu it.丽芙: 那你的婚礼正好可以给我擦屁股.Liv: Your wedding can suck it.丽芙: 这您的婚礼正佳可以给人揩屁股....
然后他反扭住那名男子的手臂让他动弹不得，直到警察赶到。He then held the man in an armlock until police arrived.人群变得狂暴起来，并向警察投掷汽油弹。The crowds became violent and threw petrol bombs at the police.另一名持枪警察和那两名警察会合了。The two policemen were joined by anoth...
Their argument put a bit of a damper on the party.他们的争论使聚会颇为扫兴.The cold weather put a damper on our plans...寒冷的天气给我们的计划泼了冷水。Remove vibration damper bolt and washer from end of crankshaft.从曲轴端拆下减震器螺栓和垫圈.That would put a d...
We dodged behind a pillar out of sight of the tourists.我们躲到柱子后面，避开了观光者的视线。He dodged the book that I threw at him.他躲开了我扔向他的书。He dodged amongst the seething crowds of men...他在川流不息的人群中东躲西闪。He dodged cleverly when she threw ...