platinum base alloy

例句：

1. 1. This new car uses a platinum-base alloy engine that delivers exceptional performance.
   这款新车使用了性能卓越的铂基合金发动机。
2. 2.The construction of the bridge was made possible by the use of platinum-base alloy materials.
   桥梁的建设得益于使用铂基合金材料。
3. 3. The alloy is used in the production of high-strength steel, which is widely used in automotiveand aircraft industries.
   这种合金用于生产高强度钢，广泛应用于汽车和航空工业。