短語(yǔ)詞組短語(yǔ)breather r valve 通氣閥;呼吸閥breather check valve 單曏進(jìn)氣閥breather vent valve 呼吸閥flanged breather valve 法蘭呼吸閥BV breather valve 呼吸閥flanged d breather valve 法蘭呼吸閥oil breather valve 滑油呼吸閥tank breather valve 箱通氣閥mechanical l breather valve 機(jī)械呼吸閥 返回 breather valve