独立计量分区截断管水质时空变化规律

陈达,柳景青,陈环宇,王若玮

Spatiotemporal change rules of water quality in cut-off water pipelines in district metering areas (DMA)

Da CHEN,Jing-qing LIU,Huan-yu CHEN,Ruo-wei WANG

表 3 溶解氧（DO）与其他水质指标的Pearson相关性和显著性水平

Tab.3 Pearson correlation and significance levels between DO and other parameters

D/m TU DO σ HPC 注：*表示在0.01水平上显著相关，**表示在0.05水平上显著相关 1 −0.581* −0.684** −0.545* −0.724** 2 −0.893** −0.727** −0.906** −0.558* 3 −0.921** −0.813** −0.927** −0.767** 4 −0.965** −0.960** −0.953** −0.614**