发布时间:2025-02-08 04:16:47
参考英标准
BS DD ENV 1452-6-2002
Plastics piping systems for water supply - Unplasticized poly(vinyl chloride) (PVC-U) - Guidance for installation
给水用塑料管道系统.未增塑聚氯乙烯(PVC-U).安装指南
其实作企业标准要熟悉安装流程按照安装流程(准备始)安装达要求写
楼房楼面浇注水泥之后多久才可以拆模板 楼房浇水泥几乎何时可拆模板
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