桂林工学院资环系
Guilin Institute of Technology
莱阳农学院资环系
laiyang agriculture college
Department of Resources and Environment
合肥工业大学资环系
Hefei Industrial Univ ersity
Department of Resou rces Enviroment
玉米一环系
first circle lines of maize
淮南工业学院资环系
huainan university technology
Dep. of Resource and Environment
内蒙古科技大学资环系
Inner Mongolia University of Science and Technology
Department of Resource Environment Science
淮南矿业学院资环系
HuaiNan College of Mining and Technology
河北农业大学资环系
hebei agricultural university
河北师范大学资源与环境科学学院；石家庄学院资环系
Faculty of Resources and Environment Sciences
hebei normal university
武汉水利电力大学化环系
Wuhan University of Hydraulic and Electric Engineering