
Gully Tops And Manhole Tops For Vehicular And Pedestrian Areas - Part 1: Classification, General Design, Performance And Testing Requirements, Test Methods And Evaluation Of Conformity
出版:German Institute for Standardisation (Deutsches Institut für Normung)

专家解读视频
DRAFT 2012 [01/11/2012]
Applies in conjunction with DIN EN 124-2 issue 11-2012, DIN EN 124-3 issue 11-2012-11, DIN EN 124-4 issue 11-2012, DIN EN 124-5 issue 11-2012, DIN EN 124-6 issue 11-2012. (01/2013)
PREN 124-1:2012 - Identical