英语词汇“check valve”的读音、翻译、释义、用法及例句-范文网

词汇	check valve
释义	check valve【机械工程】止回阀，单向活门。check: n. 1.(象棋)将军(!)，被将军的局面。 2.(突然 ...valve: n. 1.【机械工程】阀，活门，舌门；汽门。 2.【解剖 ...
随便看	public right public sale public scandal public school public servant public speaking public spirit public street public utility public way public welfare public woman public works public-minded public-service corporation publican publication publicist publicity publicity agent publicity hound publicize publiphone publish publisher

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