cobalt-chromium alloy for high frequency casting

例句：

1. 1. The high-frequency casting process requires a cobalt-chromium alloy to ensure precision and durability.
   高频铸造工艺需要一种钴铬合金来确保精确度和耐用性。
2. 2. This alloy is used in the production of high-speed trains, where its strength and corrosion resistance arecrucial.
   这种合金用于生产高速列车，其强度和耐腐蚀性至关重要。
3. 3. Cobalt-chromium alloys have been widely used in the manufacturing of aircraft engines due to their excellent wear resistance andheat resistance.
   由于其出色的耐磨性和耐热性，钴铬合金在制造飞机发动机中得到了广泛应用。