标准编号 | CEN/TS 13476-4-2008 |
标准名称 | Plastics piping systems for non-pressure underground drainage and sewerage - Structured-wall piping systems of unplasticized poly(vinyl chloride) (PVC-U), polypropylene (PP) and polyethylene (PE) - Part 4: Guidance for the assessment of conformity |
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实施日期 | 2008-07-16 |
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