4399在线视频免费观看

市政公用工(gong)(gong)(gong)程(cheng)(cheng)(cheng)施工(gong)(gong)(gong)總(zong)承包(bao)貳級企業：城市道路工(gong)(gong)(gong)程(cheng)(cheng)(cheng)，單跨(kua)跨(kua)度40米(mi)以(yi)內橋梁工(gong)(gong)(gong)程(cheng)(cheng)(cheng)，公共廣場工(gong)(gong)(gong)程(cheng)(cheng)(cheng)，3立(li)方(fang)米(mi)/秒及以(yi)下給水(shui)(shui)、污(wu)(wu)水(shui)(shui)泵站(zhan)，15立(li)方(fang)米(mi)/秒及以(yi)下雨水(shui)(shui)泵站(zhan)，各類給、排水(shui)(shui)管道工(gong)(gong)(gong)程(cheng)(cheng)(cheng)；房(fang)屋建(jian)筑工(gong)(gong)(gong)程(cheng)(cheng)(cheng)施工(gong)(gong)(gong)總(zong)承包(bao)貳級；園林綠化工(gong)(gong)(gong)程(cheng)(cheng)(cheng)施工(gong)(gong)(gong)、養(yang)護；保潔服務(wu)；污(wu)(wu)水(shui)(shui)處理。（依(yi)法須經批準(zhun)的項目，經相(xiang)關部(bu)門(men)批準(zhun)后(hou)方(fang)可開展經營活(huo)動(dong)）