sewage broad irrigation pump的意思|示意

美 / / 英 / /

污水宽灌泵

污水泛灌泵 ... 污抽水机;waster water 污水泛灌泵;sewage broad irrigation pump 污水喷灌泵;sewage irrigation spray pump ...

值勤泵 ... 值勤班 on duty 值勤泵 duty pump; service pump; sewage broad irrigation pump 值勤表 duty roster ...