dispersion-hardened alloy

例句：

1. 1.The steel is dispersion-hardened to increase its strength and wear resistance.
   这种钢经过分散硬化处理以提高其强度和抗磨损能力。
2. 2. The alloy has been used in aerospace applications due to its high strength and dispersion hardening properties.
   由于其高强度和分散硬化特性，这种合金被广泛应用于航空航天领域。
3. 3. The engineers developed a new process for producing this type of alloy, which improves its dispersion hardening properties.
   工程师们开发了一种新工艺来生产这种合金，从而提高了其分散硬化性能。