
Metallic Materials - Hardness Test - Brinell - Part 2: Verification Of Brinell Hardness Testing Machines (iso 156) (pren 10003-2)
出版:British Standards Institution

专家解读视频
Metallic Materials - Hardness Test - Brinell - Part 2: Verification Of Brinell Hardness Testing Machines (iso 156) (pren 10003-2)
出版:British Standards Institution
专家解读视频