热处理(【技】运用金属固态相变等规律，使钢铁材料随温度变化，发生组织结构转变，以改变并控制其物理、化学和力学性能的技术学科，总称为热处理。: The main purpose of heat treatment for steel is to improve the structure and to control and change the physical, chemical and mechanical properties of it by heating it to definite temperature and cooling at various rates. 钢热处理的主要目的是通过将钢加热到一定温度并以不同的速度冷却以改善其结构，控制和改变其物理、化学和力学性能。)
