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...
首批飞机运送的食物、儿童衣物和药品开始抵达。The first plane-loads of food, children's clothing and medical supplies began arriving.旧货义卖的组织者会感激地领受您捐赠的旧衣物。Your old clothes will be gratefully accepted by jumble sale organisers.洗过的衣物可能今天晾在外面...
接受了洗礼的她纯洁无瑕。She was baptized and she was pure and clean of sin.基督教的洗礼仪式是一种象征性的做法.The Christian ceremony of baptism is a symbolic act.他受洗礼加入基督教.He was baptized into Christion faith....