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谢谢那位专家帮帮忙给点资料(给排水)- Survey of Real estate market in Shanghai = > Main elements to be investrigated:> * key developpers active there (global profile, financial background, purchasing mode)> * what do they use for Building pipes ( materials, volumes, pressure,
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只看楼主 我来说两句可以直接供水,并且在上面安装止回阀
另外 由于水泵直接接外管,在水泵运行的时候会照成
外管网副压,使外管外的污染水渗入\
最好是水泵接个集水池
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