| 单词 | centrifugal tachometer | 
| 释义 | centrifugal tachometer [´sen`trif·i·gǝl tǝ`käm·ǝd·ǝr]  MECHANICAL ENGINEERING An instrument which measures the instantaneous angular speed of a shaft by measuring the centrifugal force on a mass rotating with it.  | 
	
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