短語詞組短語drainage e rate 排水比率Drainage rate of 排水率drainage rate sensor 濾過速率濃度傳感器raise gas drainage rate 提高瓦斯抽放率oil drainage rate 泄油率condensate drainage rate 泄水率gas drainage rate 瓦斯抽放率desired rate of drainage 期望的排水流量rate of drainage 排水速率 返回 drainage rate