discharge of pump

• 水泵出水量,泵抽水量

discharge of pump的用法和样例：

例句

1. We have a pump for drawing water from the well.
   我们用一个水泵从井里抽水。
2. The flush of the toilet was heard by everyone in the house.
   房间中的每个人都听到了马桶抽水的声音。