Pump units

• 泵组件

Pump units的用法和样例：

例句

1. The main component is a stand-alone chiller unit that must be connected by piping to a pump and a separate reservoir in order to function.
   主要的组件是一个独立的制冷机组，通过管道与泵和单独的储水槽连接。
2. The roof is formed from standard steel sections and recyclable pre-cast concrete units.
   屋顶是形成从标准型钢可回收和预制混凝土组件。