A novel process of acetonitrile recovery from pharmaceutical effluent was designed.设计了一套回收制药废液中乙腈的新工艺.Acetonitrile continuous recovery plant is a subsidiary part of acrylonitrile production unit.乙腈连续回收装置是与丙烯腈生产主装置相配套的.Me...
That new car must have cost him an arm and a leg.那辆新车一定让他花费了一大笔钱.This ring cost me an arm and a leg.这个戒指花了我一半家当.This calf jacket costs an arm and a leg.这件小牛皮夹克花了我一大笔钱....