School of Environment and Water Conservancy of Zhengzhou University
School of Water Conservancy and Environment Engineering of Zhengzhou University
School of Water Conservancy and Environment Engineering Science of Zhengzhou University
School of Water Conservancy and Environment of Zhengzhou University
School of Water Conservancy and Environment
Beijing Technique School Of Water Conservancy And Hydropower
Shandong Institute of Water Conservancy Science
Resources and Enviroment College of North China University of Water Conservancy and Electric Power
remote sensing technology in the field of water conservancy engineering
process of water conservancy modernization
planning of water conservancy in the urban district
Pivot of water conservancy
Outline of water conservancy machinery
Notthchina Institute of Water Conservancy and Hydro-Power
North China University of Water Conservancy and HydroPower
North China University of Water Conservancy and Electric Power
North China Institute of Water Conservancy and Hydroelectric Power
华北水利水电学院；黄河流域水资源保护局
华北水利水电学院资源与环境学院
华北水利水电学院
华北水利水电学院研究生处
North China Institute of Water Conservancy and Hydro Electric
modernization of water conservancy in rural area