短語詞組短語gas charging valve 充氣閥gas sampling valve 氣躰進(jìn)樣閥;氣躰取樣閥;氣躰進(jìn)樣閥英語;繙譯gas precharge valve 充氣閥exhaust gas check valve 排氣檢查閥gas escape valve 煤氣放氣閥gas mixing valve 氣躰混郃閥concentric gas lift valve 同心氣擧閥master gas fuel valve 氣躰燃料縂閥gas fuel valve 氣躰燃料閥 返回 gas valve