鄂尔多斯沙区天然水体水化学组成及其成因
任孝宗, 杨小平

Hydrochemical compositions of natural waters inOrdos Deserts and their influencing factors
REN Xiaozong, YANG Xiaoping
图3 Maucha图指示的8种主要离子的相对浓度
Fig. 3 The Maucha diagram showing the relative content of eight major ions