而大多数有色金属可以进行退火，但不能进行正火或者表面硬化。
Most nonferrous metals can be annealed, but never tempered, normalized, or case-hardened.
在该工具内面的特殊的经硬化处理的金属割刀与落鱼的外表面接合。
Special hardened metal-cutters on the inside of the tool engage on the external surfaces of the fish.
表面硬化：表面硬化的紧固件是黑色金属，其表面经过处理后比内心硬度要高。
Case hardened: a case hardened fastener is a fastener of ferrous material having a surface which has been made harder than the core.
金属表面硬化层深度的检测及控制是目前机械工业部门急需解决的一个问题，它属于材料检测的范畴。
Nondestructive testing and quality control of metal hardened-depth is an important problem to be solved in machinery industry. It belongs to material property testing.
利用有限元软件A NSYS模拟出了金属切削的动态过程，同时获得已加工表面的加工硬化变形图及其数值解。
The dynamic process of metal cutting is simulated by using FEM software ANSYS. At the same time, the deformation graphics of surface hardening and its numerical solution are obtained.
热处理、碳化、淬火硬化层，表面覆层，钢，有色金属，微小及薄形零件等。
Heat treated layer, carbonized layer, hardened hard layers, superficial coating, steels, non-ferrous metal, micro and thin shaped components.
论述了用于金属材料表面热处理的等离子弧发生器的工作原理、结构特点和参数设计。试验证明这种发生器对材料的表面局部硬化非常有效。
The working principle, structure and parameters design of plasma arc generator for heat treatment are described. Experiment has shown that it has good effect on partial surface hardening.
还讨论了双注入金属表面的硬化机理。
Finally, the surface strengthening mechanism by double ion implantation is discussed.
金属表面硬化层深度的检测是一项非常重要而又困难的工作。
Nondestructive testing of metal hardened depth is an important and difficult job, which belongs to material property testing.
离子注入和金属表面之间的错配产生了硬化表面的原子瑕疵。
The mismatch between ion implant and the surface of a metal creates atomic defects that harden the surface.
提出了激光对金属材料表面非熔凝处理的稳态温度场快速计算以及快速确定铁基材料表面相变硬化带尺寸的方法。
The present work proposes a method which can be used for a rapid calculation of the temperature field caused by a powerful laser during a superficial heat treatment.
提出了激光对金属材料表面非熔凝处理的稳态温度场快速计算以及快速确定铁基材料表面相变硬化带尺寸的方法。
The present work proposes a method which can be used for a rapid calculation of the temperature field caused by a powerful laser during a superficial heat treatment.
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