单词：perpetual motion machine of the first kind
单词：perpetual motion machine of the first kind 相关文章
1993年 翻译延伸 5、Probably there is not one here who has not in the course of the day had occasion to set in motion a complex train of reasoning, of the very same kind, though differing in degree, as that which a scientific man goes through in
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The Ultimate Pitching Machine B y Tom McNichol / Originally published in WIRED Hardware and hard science are turning big-league ballplayers into precision-guided flamethrowers 1 I t’s the fastest hu
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Potential energy in a crossbow When we think of the concept of energy, we often think of objects in motion: a car rolling down a hill or a jogger running up a hill. This kind of energy-in-motion, called kinetic energy, isnt the only kind of energy. A
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我们中国人用“及时雨”或“半路杀出个程咬金”来形容那些在关键时刻出来解围的人物，在英语中这样的关键人物叫做deus ex machina 。但是这个拉丁语太
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Machine safety 机器安全 I realise some of you are already familiar with the safety procedures for this type of machine but I'll just explain some of the basics again. First of all, make sure you know how to stop the machine before you start it. T
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CD Player While shopping for my first CD player, I was able to decipher most of the technicalese on the promotional signs. One designation had me puzzled, though, so I called over a salesperson and asked, What does 'hybrid pulse D/A converter' mean?
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