区域污水处理规划
regional sewage treatment plan
秦皇岛市第一污水处理厂
First Sewage Treatment Plant of Qinhuangdao
南太子湖污水处理厂
nantaizi lake sewage disposal plant
马头岗污水处理厂
matougang sewage treatment plant
辽宁省城市污水处理管理中心
Municipal Wastewater Treatment Management Center in Liaoning Province
垃圾与污水处理
Garbage and waste water treatment
可持续水与污水处理
Sustainable Water and Wastewater Treatment
酒仙桥污水处理厂
jiu xianqiao wastewater treatment plant
紧凑式污水处理系统
compact sewage treatment system
焦作市污水处理厂
jiaozuo wastewater treatment plant
甲醇污水处理装置
MeOH sewage treatment plant
嘉兴市联合污水处理厂
jiaxing sewage treatment plant
集中污水处理
centralized wastewater treatment
集中式污水处理系统
centralized municipal wastewater treatment system