
National Annex - Nationally determined parameters - Eurocode 3: Design of steel structures Part 4-3: Pipelines
出版:German Institute for Standardisation (Deutsches Institut für Normung)

专家解读视频
National Annex - Nationally determined parameters - Eurocode 3: Design of steel structures Part 4-3: Pipelines
出版:German Institute for Standardisation (Deutsches Institut für Normung)
专家解读视频