短语词组短語respiration E valve 呼吸閥respiration valve detail 呼吸活瓣The respiration valve 呼吸閥three -way respiration valve detail 三通呼吸活瓣All -weather respiration valve 全天候呼吸閥two -way respiration valve 二通呼吸活瓣 返回 respiration valve