磨光机磨块采用金刚石磨料制成, 硬度极高,磨削锋利.The grinding block made of carborundum abrasive, is very hard and sharp.以修削平面为主,阐述了角向磨光机在机械加工中的运用.This text introduced the exertion of angle grinder for machinery manufacture.我们可以特别设计宝石磨光机,以符合你们...
五月一日是国际劳动节.The first of May is International Labour Day.是的.我们有感恩节 、 劳动节,以及愚人节.Yes, we have Thanksgiving Day, Labor Day and April Fool's Day.在中国, 我们在5月1日庆祝国际劳动节.In China, we celebrate International Labor Day on May 1...
He committed a crime, no ifs or buts about it.他犯了罪，这是无可争辩的。I don't want any ifs and buts — swallow your medicine at once.我不要听你的理由,快把药吞下去.I don't want ifs and buts; swallow your medicine at once.我可不听你泡蘑菇, 马上吞下你的...
Differential scanning calorimetry ( DSC ) determination of purity of chlorotoluron.研究了用差示扫描量热法(DSC ) 测定绿麦隆的纯度.To be familiar with the mechanism of indirect calorimetry.熟悉间接测热法的原理.The OPPLC was conformed by differential s...