copper beryllium alloy

例句：

1. 1.This copper beryllium alloy is used in the production of high-speed rail cars.
   这种铜铍合金用于生产高速铁路列车。
2. 2.The copper beryllium alloy has excellent corrosion resistance and wear resistance.
   这种铜铍合金具有良好的耐腐蚀性和耐磨性。
3. 3.The copper beryllium alloy was developed to improve the strength and durability of aircraft components.
   这种铜铍合金被开发出来，以增强飞机部件的强度和耐用性。