
SEWERS AND SEWAGE PIPELINES; CODE OF PRACTICE FOR CONSTRUCTION
出版:German Institute for Standardisation (Deutsches Institut für Normung)

专家解读视频
ISO 2785 : 1986 - Similar to
ISO TR 7073 : 1988 - Similar to
ISO 2785 : 1986 - Similar to
ISO TR 7073 : 1988 - Corresponds
ISO TR 7024 : 1985 - Corresponds