The paper points out that the reduction in DO oxygen along the river were the major factors in fluencing water quality and backwater reservoir ecosystem.
The paper points out that the reduction in DO oxygen along the river were the major factors in fluencing water quality and backwater reservoir ecosystem.
指出溶解氧沿河道下游沿程逐渐减小，复氧系数降低，是引起水质恶化，破坏库湾生态平衡的主要因素。