一种金属零部件内部裂纹修复方法
Release Time:2019-10-14 Hits:
First Author: 邓德伟
Disigner of the Invention: 张洪潮,郝胜智,刘倩倩,于涛
Application Number: CN201410779633.7
Authorization Date: 2014-12-15
Authorization Number: CN104439887A
Release Time:2019-10-14 Hits:
First Author: 邓德伟
Disigner of the Invention: 张洪潮,郝胜智,刘倩倩,于涛
Application Number: CN201410779633.7
Authorization Date: 2014-12-15
Authorization Number: CN104439887A