英语词汇“double check valve,double non-return valve”的音标、翻译、中文意思、用法、释义-英汉双解词典

词汇	double check valve,double non-return valve
释义	double check valve,double non-return valve双向止回阀
随便看	K-list klirr factor meter knapman kmd kmm membrane klucel km-long kmlolenic acid klismos k? lu ch'iang mu klister K-MCM kliss kme klisters Klisura k-mean knapp kmn kluck kmno Klitmφller klitschko Klitten klitzing