Residual stress profile state and surface roughness are the two important parameters for evaluating machined surface layer quality.
残余应力分布状态及表面租糙度是评定加工表面层质量的两个重要参数。
The technology of acquiring precise modified layer on construction material surface by light beam cladding was investigated and its effect on cladding layer quality was revealed.
研究了采用聚焦光束熔覆方法在结构材料表面获得精密改性层的工艺及其对熔覆层质量的影响。
In order to improve surface quality of the electrospark hardening layer, JDQ 1 type equipment of pulse electrospark hardening was devised.
为了改善电火花强化层的表面质量，研制了JD Q - 1型脉冲电火花强化机。
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