sand rammer

例句：

1. 1. 沙子锤；砂锤；2.
   在建筑或采矿中
2. 1. The engineer used a sand rammer to level the ground for the construction project.
   工程师使用砂锤平整土地以进行建设项目。
3. 2. During the mining operation, the miners used the sand rammer to break through the rock.
   在采矿作业中，矿工们使用砂锤来打破岩石。
4. 3. The sand rammer was an essential tool in the construction of the new bridge.
   砂锤是建造新桥时必不可少的工具。