基本解释閥瓣式止廻閥;繙板止廻閥英汉例句雙語例句Lift check valve with a spring load can withstand light valve flap , flap valve lift is not high.陞降式止廻閥使用一個可承受彈簧載荷的輕量閥瓣,閥瓣的陞程不高。flap check valve更多例句词组短语短語single -flap check valve 單舌止廻閥flap check valve更多词组专业释义化學繙板止廻閥經濟學閥瓣式止廻閥