
Geotechnical investigations for civil engineering purposes - Supplementary rules to DIN EN 1997-2
出版:German Institute for Standardisation (Deutsches Institut für Normung)

专家解读视频
Geotechnical investigations for civil engineering purposes - Supplementary rules to DIN EN 1997-2
出版:German Institute for Standardisation (Deutsches Institut für Normung)
专家解读视频