excavating pump

例句：

1. 1. The excavating pump is essential for the construction of underground tunnels.
   挖掘泵对于建设地下隧道至关重要。
2. 2.The mining pump is used to pump water and other materials from the mine.
   采矿泵用于从矿井中抽取水和其他材料。
3. 3. The excavating pump was designed to handle heavy loads and operate efficiently in harsh environments.
   挖掘泵被设计用来处理重负载并在恶劣环境中高效运行。