DN1200多(duo)线给(ji)水(shui)

供水公司系统线(xian)(xian)(xian)路(lu)工(gong)(gong)程的(de)布置(zhi)有枝(zhi)状(zhuang)和(he)环状(zhuang)两种(zhong)类型之基世界形势。前者是干管(guan)(guan)(guan)(guan)和(he)立管(guan)(guan)(guan)(guan)非常(chang)清(qing)楚，购成枝(zhi)条状(zhuang)；因此线(xian)(xian)(xian)路(lu)丛(cong)横真(zhen)正的(de)爱情接(jie)通(tong)正常(chang)购成环状(zhuang)。供水公司系统线(xian)(xian)(xian)路(lu)🌠工(gong)(gong)程由浩繁暖气管(guan)(guan)(guan)(guan)毗连而成，暖气管(guan)(guan)(guan)(guan)内容可分非合金(jin)黑(hei)色(se)金(jin)属管(guan)(guan)(guan)(guan)（箍筋(jin)水泥现浇沥(li)青(qing)水泥土(tu)(tu)土(tu)(tu)管(guan)(guan)(guan)(guan)、可塑料水管(gua🎐n)(guan)(guan)(guan)、增进(jin)磨(mo)砂(sha)玻璃植物纤维管(guan)(guan)(guan)(guan)、钢(gang)(gang)(gang)塑和(he)好管(guan)(guan)(guan)(guan)、钢(gang)(gang)(gang)套筒预应力钢(gang)(gang)(gang)绞线(xian)(xian)(xian)比箍筋(jin)水泥现浇沥(li)青(qing)水泥土(tu)(tu)土(tu)(tu)管(guan)(guan)(guan)(guan)等）和(he)合金(jin)黑(hei)色(se)金(jin)属管(guan)(guan)(guan)(guan)（塑料管(guan)(guan)(guan)(guan)、球墨(mo)塑料管(guan)(guan)(guan)(guan)、不锈钢(gang)(gang)(gang)钢(gang)(gang)(gang)管(guan)(guan)(guan)(guan)等）。