alloy system

例句：

1. 1. The alloy system in the car engine is crucial for its performance.
   汽车发动机中的合金系统对于其性能至关重要。
2. 2.The alloy system of the new steel is stronger and more durable than the old one.
   新型钢的合金系统比旧型更强更耐用。
3. 3. The alloy system in this material has a unique property that makes it resistant to corrosion.
   这种材料的合金系统具有一种独特的属性，使其抗腐蚀能力强。