老小區化糞池清掏疏通工程
juzhuquhuafenchidusaibixuyaojinxingjishideqingli,suizheshiyongshijiandezengchang,neibucunchuyuelaiyueduo,ruguobujishiqingli,zezaihuafenchimifengchengdujiaogaodeqingkuangxia,debudaoyouxiaodewuhaihuachuli,yidanfashengzhaoqimanyi,yanzhongdekenengzaochengzhaoqibaozha,budanyouzheanquanyinhuanerqieduihuanjingzaochenglewuran。