锌基合金的压铸件总是在氰化镀液中镀铜.Zinc base die castings are always copper plated in cyanide baths.简要回顾了无氰碱性镀铜的发展历史.The development history of cyanide - free copper electroplating is briefly reviewed.指出了普通镀铜工艺的缺点.The disadvantages of c...
人人顾自己, 落后者遭殃.Every man for himself, and the devil take the hindmost.[谚]争先恐后,落后者遭殃(资产阶级个人主义的准则).Each for himself and the devil take the hindmost.鬼捉落后者.The devil catch the hindmost....
It is a neighborhood beset by all the usual inner-city problems.这是个为各种内城常见问题所困扰的社区。Beset by ethnic strife, the province remains ungovernable.该省因受种族冲突困扰而失控。The discussions were beset with difficulties.讨论困难重重。...