Institution: | 1. College of Geo-Exploration Science and Technology,Jilin University,Changchun 130026,China 2. Hydrogeology Investigation Institute of Jilin Province,Changchun 130021,China 3. The First Geological Survey of Jilin Province,Changchun 130022,China 4. Regional Survey of Geology & Mineral Resources,Jilin Province,Changchun 130022,China |