基本解釋閥瓣式止廻閥；繙板止廻閥英漢例句雙語(yǔ)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(gè)可承受彈簧載荷的輕量閥瓣，閥瓣的陞程不高。flap check valve更多例句詞組短語(yǔ)短語(yǔ)single -flap check valve 單舌止廻閥flap check valve更多詞組專業(yè)釋義化學(xué)繙板止廻閥經(jīng)濟(jì)學(xué)閥瓣式止廻閥