局部硬化 meaning in English
differential hardening
local hardening
selective hardening
spot hardening
Examples
- Abstract : 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
文摘: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。