concrete drilling machine

例句：

1. 1. Theconcrete drilling machine is used to drillholes in concrete.
   混凝土钻孔机用于在混凝土中钻孔。
2. 2. The engineers used the concretedrilling machine to level the foundation.
   工程师们使用混凝土钻孔机来平整地基。
3. 3. Theconcrete drilling machine was a crucial toolfor construction workers.
   混凝土钻孔机是建筑工人的关键工具。