adjustable blade propeller pump

例句：

1. 1.The adjustable blade propeller pump is an essential tool for water extraction.
   可调翼螺旋桨泵是抽水的重要工具。
2. 2. In the construction industry, this adjustable blade propeller pump is widely used in excavation and transportation.
   在建筑业中，这种可调翼螺旋桨泵被广泛用于挖掘和运输。
3. 3.The adjustable blade propeller pump has a compact design that makes it easy to install and maintain.
   可调翼螺旋桨泵设计紧凑，易于安装和维护。