Release Time:2019-03-09 Hits:
First Author: 张贵锋
Disigner of the Invention: 邓德伟,侯晓多
Application Number: CN201310280050.5
Authorization Date: 2013-07-04
Authorization Number: CN103361697A
Prev One:一种金属内表面改性的装置和方法
Next One:一种深层半埋藏金属裂纹修复方法