complete tempering

例句：

1. 1. The steel was subjected to complete tempering before being used in the construction.
   在用于建筑之前，钢材接受了完全淬火处理。
2. 2. The process of full tempering is crucial for achieving optimal mechanical properties.
   完全淬火过程对于获得最佳机械性能至关重要。
3. 3. In order to improve the strength and toughness of the material, it undergoes a full tempering treatment.
   为了提高材料强度和韧性，它经历了一次完全淬火处理。