prettypoet9 发表于 2013-12-6 17:28:29

BS EN 14758-1-2005+A1-2009

BS EN 14758-1:2005+A1:2009 Plastics piping systems for non-pressure underground drainage and sewerage. Polypropylene with mineral modifiers (PP-MD). Specifications for pipes, fittings and the system

目前取代 BS EN 14758-1:2012.



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