nickel chromium molybdenum steels

例句：

1. 1. This steel is used in the construction of bridges and buildings.
   这种钢用于桥梁和建筑的建设。
2. 2. The steel is strong and durable, making it ideal for heavy-duty applications.
   这种钢既坚固又耐用，非常适合重载应用。
3. 3. Nickel-chromium-molybdenum steel is often used in cutting tools due to its high hardness and wear resistance.
   由于其高硬度和耐磨性，镍铬钼合金钢常用于切削工具。