PREN 13476-1:2015被替代
Plastics Piping Systems For Non-Pressure Underground Drainage And Sewerage - Structured-Wall Piping Systems Of Unplasticized Poly(Vinylsewerage - Structured-Wall Piping Systems Of Unplasticized Poly(Vinyl - Part 1: General Requirements And Performance Characteristics
出版：Comite Europeen de Normalisation
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