TY - Journal of Resources and Ecology A1 - JIANG Tisheng, QI Junyu, WANG Mingyu, LIU Qingzhe, QU Cixiao, CHU Junyao T1 - Seasonal Variations of Hydrochemical Characteristics of Groundwater in Changping Plain, Beijing Y1 - 2017-11-30 00:00:00.0 JF - Journal of Resources and Ecology JO - Journal of Resources and Ecology SP - 655 EP - 663 VL - 8 IS - 6 UR - {https://www.jorae.cn/EN/10.5814/j.issn.1674-764x.2017.06.013} N1 - 10.5814/j.issn.1674-764x.2017.06.013 ER -