safety machinist's hammer

例句：

1. 1. The safety machinist's hammer is an essential tool for the construction industry.
   安全机械师的锤子是建筑行业不可或缺的工具。
2. 2. In this workshop, we use safety machinist's hammers to ensure our work is done safely.
   在这个车间里，我们使用安全机械师的锤子来确保我们的工作是安全的。
3. 3. The safety machinist's hammer is used to break up concrete and asphalt during road construction.
   安全机械师的锤子被用来在道路建设过程中打碎混凝土和沥青。