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...
As the egg whites cook, they coagulate and rise to the surface.蛋白一煮就会凝结，并且浮起来。Blood began to coagulate around the edges of the wound.血液开始在伤口的边缘凝固。Most polymer emulsion may coagulate when they enter waste streams.多数聚合物乳浊液...
“坦白说我觉得这相当可怕。”——“是有点吓人，”马克表示同意。"Frankly I found it rather frightening." — "A little startling," Mark agreed.坦白说，我害怕见他。To tell you the truth, I was afraid to see him.那个自己坦白的瘾君子在13个月前被逮捕。The self-confessed drug addict was ...
He's out and away the cleverest boy in our class.他绝对是我们班上最聪明的学生.I'm opposed to the idea of creaming off the cleverest pupils and sending them to a special school.我反对把最聪明的学生挑出来送往专门学校的主张.The cleverest housewife c...