单词:mean time to repair (mttr)
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本单元是关于奇怪的信件的对话 Alice: Hi Tim. What are you reading, or is it private? Tim: Oh, nothing. Alice: Sure it's not a love letter? Tim: I'm sure! In fact, it's a bit strange. Remember I had to return that customer's watch? Alice: Mmmm? Tim: W
一位外国同事很喜欢学习中文,就请Catherine来叫他。Catherine花了大量时间来教这位朋友,于是不久,这位老外已经能进行很多日常会话了。他很感谢Catherine对他的帮助,握着Catherine的手说:I
By Ernest Leong Washington, DC 23 February 2007 watch Minority Shoe Repair The English have a saying, The best mirror is an old friend. Here is the story of two lifelong friends who drifted apart, but who complement each other so well, they re-unite
Non-urgent repairs 非紧急维修 A:What do you do if you find something that isn't on your list? A:如果你发现问题不在你们服务范围表中,你怎么做? B:It depends what it is. Once we have disconnected the unit, we do as many jobs
By Paul Sisco 07 December 2007 The Mount Washington observatory in (the northeastern U.S. state of) New Hampshire is a non-profit, scientific and educational institution with a mission to advance understanding of the Earth's climate systems. It also