英语词汇“pneumatic film flap valve”的翻译、意思、用法、释义-英汉双解词典-注文网

单词	pneumatic film flap valve
释义	pneumatic film flap valve [网络] 气动薄膜瓣阀；气动薄膜蝶阀
随便看	principal cell principal cells principal center of curvature principal centers of curvature principal chain principal chain-homotopy principal challenge principal channel principal character principal characteristic principal charge principal charterer principal chord principal circle principal circuit principal city principal civil legal act principal claim principal clause principal climatological station principal coast officer principal coefficient of contraction principal coil principal coincidence principal coincidence curve 左手进来，右手出去左抱幼妾，右拥嬖女左支右绌，东涂西抹左旋右转不知疲，千匝万周无已时。左无亲右无友左眼岂欺右眼左眼跳财，右眼跳害左眼跳财，右眼跳灾左耳进来，右耳出去左耳进，右耳出采景采暖采样采棉采气采油采煤采物采生折割采用