
Rough castings of heavy metal alloys produced by sand casting - General tolerances and machining allowances (For replacement purposes only)
出版:German Institute for Standardisation (Deutsches Institut für Normung)

专家解读视频
Rough castings of heavy metal alloys produced by sand casting - General tolerances and machining allowances (For replacement purposes only)
出版:German Institute for Standardisation (Deutsches Institut für Normung)
专家解读视频