表面淬火 或渗碳法应用十分广泛.The case - hardening or carburizing process is in wide use.此种损失称为淬火, 呈两个方面.This loss, termed quenching , may arise in two ways.他们的工作就是使钢淬火.Their work is to harden steel....
The thrill wears off after a few years of marriage. You'll see.婚后几年这种兴奋感就会逐渐消逝。你等着瞧吧。It gave me a big thrill to meet my favourite author in person.能见到我最喜欢的作者本人使我感到兴奋不已。He got a vicarious thrill out of watching his s...