Technical drawings - Edges of undefined shape - Vocabulary and indication on drawings (ISO 13715:2000)
出版:German Institute for Standardisation (Deutsches Institut für Normung)
专家解读视频
Technical drawings - Edges of undefined shape - Vocabulary and indication on drawings (ISO 13715:2000)
出版:German Institute for Standardisation (Deutsches Institut für Normung)
专家解读视频