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【国外标准】 BS EN 17962. Valves and fittings for buildings and devices to prevent pollution by backflow of potable water. Polymer parts and housings under internal pressure and without external loads
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2023-07-12
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标准简介
适用范围:
暂无
标准号:
23/30467346 DC
标准名称:
BS EN 17962. Valves and fittings for buildings and devices to prevent pollution by backflow of potable water. Polymer parts and housings under internal pressure and without external loads
英文名称:
BS EN 17962. Valves and fittings for buildings and devices to prevent pollution by backflow of potable water. Polymer parts and housings under internal pressure and without external loads标准状态:
现行-
发布日期:
2023-03-23 -
实施日期:
出版语种:
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