Surface grain refining;
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The reason for abrasive wear resistance enhancement of bionics smooth surface made by Laser Carving Technology is grain super-refining strengthening, hardening, effect of dowel pin and bionics.
激光雕刻仿生非光滑表面耐磨性提高的原因是：晶粒超细化，硬度提高，桩钉效应和仿生效应。
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