direct quench aging

例句：

1. 1. The steel was subjected to a direct quenching process to improve its strength and hardness.
   钢材经过直接淬火处理以提高其强度和硬度。
2. 2.During the manufacturing process, the material undergoes direct quenching aging to achieve the required properties.
   在制造过程中，材料经历直接淬火老化以获得所需的性能。
3. 3. The company's research team has developed a new method for direct quenching aging that cansignificantly reduce energy consumption.
   该公司的研究团队开发了一种新的直接淬火老化方法，可以显著降低能源消耗。