1. Institute of Hydrogeology and Environmental Geology, Chinese Academy of Geological Sciences, Shijiazhuang 050061, China
2. College of Ecology and Environment, Xinjiang University, Urumqi 830046, China
3. Key Laboratory of Groundwater Contamination and Remediation, China Geological Survey (CGS) & Hebei Province, Shijiazhuang 050061, China
4. Shandong Institute of Geology and Mineral Engineering Investigation (801 Hydrogeology Engineering Geology Group of Shandong Bureau, Geology and Mineral Resources Exploration and Development), Jinan 250014, China