双级反渗透系统在煤化工高盐废水处理中的应用
姜春东,王晓伟,张婷婷

Application of the two-stage reverse osmosis system in the high-salt wastewater treatment of the coal chemical industry
Chundong Jiang,Xiaowei Wang,Tingting Zhang
图3 系统产水电导率变化情况