alloy for die casting

例句：

1. 1. The alloy used in the casting process is crucial for the final product's quality.
   在铸造过程中使用的合金对最终产品的质量至关重要。
2. 2. The engineer used a special alloy to make the parts more durable.
   工程师使用了一种特殊的合金来使部件更耐用。
3. 3. Alloys are widely used in various industries due to their excellent mechanical properties.
   由于其出色的机械性能，合金被广泛应用于各种行业。