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Method of increasing surface hardness and case depth of a steel substrate by surface texturisation and high power diode laser hardening 专利
专利号: IN256661B, 申请日期: 2013-07-12, 公开日期: 2013-07-19
作者:  VIVEK ARYA;  BHARAT KUMAR PANT;  BALBIR SINGH MANN
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