pumping system

• 泵激系统,抽水系统,泵浦系统

pumping system的用法和样例：

例句

1. The Dutch windmills, which once numbered more than ten thousand, were replaced by the advent of new pumping systems.
   荷兰曾经拥有一万多台风车，现在它们已经被新的抽水系统替代。