The technological parameters of LTHT can affect the characteristics of hardening case, so verification must be conducted before applying the product.
激光相变强化工艺参数的硬化层特性影响较大，在产品应用之前必须进行工艺验证。
The technological parameters of LTHT can affect the characteristics of hardening case, so verification must be conducted before applying the product.
激光相变强化工艺参数的硬化层特性影响较大，在产品应用之前必须进行工艺验证。
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