
Metallic Materials - Hardness Test - Brinell - Part 1: Test Method (iso 6506) (pren 10003-1)
出版:British Standards Institution

專家解讀視頻
Metallic Materials - Hardness Test - Brinell - Part 1: Test Method (iso 6506) (pren 10003-1)
出版:British Standards Institution
專家解讀視頻