平朔矿区地下水水化学特征及成因
吴晓丽, 张杨, 孙媛媛, 吴吉春

Hydrochemical characteristics and formation mechanism of groundwater in Pingshuo mining area
Xiaoli Wu, Yang Zhang, Yuanyuan Sun, Jichun Wu
图4 平朔矿区离子组合比图
Fig.4 Ion combination ratio diagrams in Pingshuo mining area