The zinc galvanized steel pipe gone under a ban for some indoor water supply in Shanghai and its alternatives were discussed.
本文探讨了上海市在部分建筑内禁止使用镀锌管作给水管之后，使用什么管材这一问题。
PE water supply pipe with a traditional steel pipe, PVC water pipe text ethylene products.
给水用PE管材是传统的钢铁管材、聚氯文字乙烯饮用水管的换代产品。
This paper introduces the construction technique of the glass steel grit filled pipe, equipment, craft and the application of water supply engineering at Hongxing Reservoir in Suihua City.
介绍了玻璃钢夹砂管道施工技术、设备、工艺及其在绥化市红兴水库供水工程中的应用。
Graphite cast iron pipes and steel pipes are used for the water supply and distribution pipe network.
输配水管网采用了球墨铸铁管和钢管。
Graphite cast iron pipes and steel pipes are used for the water supply and distribution pipe network.
输配水管网采用了球墨铸铁管和钢管。
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