英语词汇“free piston”的英英意思、用法、释义、翻译、读音、例句、短语、词组-英语词典

单词	free piston
释义	free piston noun : a combination of two pistons that are usually of different diameters, are rigidly attached to the same piston rod, work in different cylinders without external connection, and are used in some pumps and pressure gauges
随便看	dipyramidal dipyramidal dipyre dipyridamole diquat dir dirac diradical dirca dird dirdum dirdum dire dire direct direct directable direct-acting direct action direct bearing direct black direct black EW direct cell division direct cerebellar tract direct charge

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