D
说明:
源于国家环保局的政府网站（https://www.doczj.com/doc/1811050716.html,）的水质报告。
(2) pH表示酸碱度
DO表示溶解氧
CODMn表示高锰酸盐指数
NH3-N表示氨氮
水流量和水流速均为年平均值；距离单位为km，水流量单位为m/s，水流速单位为m/s。
数据主要参考《长江年鉴》中公布的相关资料整理。
(单位
X
水质综合评
一致化DO标准化DO
价指标
0.1468887680.1470588240.294117647
0.135948030.1189060640.237812128
0.5088488780.1280409730.256081946
0.2342489210.1545595050.309119011
0.2037624520.1615508890.323101777
0.220206760.1529051990.305810398
0.2196931950.1449275360.289855072
0.7566308180.2380952380.476190476
0.1842341640.1310615990.262123198
0.8917173130.2487562190.497512438
0.1750215560.0980392160.196078431
0.6681436310.155038760.310077519
0.208219360.1597444090.319488818
0.2488286280.1555209950.311041991
0.6987573350.1930501930.386100386
0.1928242530.1455604080.291120815
0.1587381870.1449275360.289855072
0.43032260.123456790.24691358
0.067313890.1170960190.234192037
0.3339486560.1267427120.253485425
0.2565772620.1321003960.264200793
0.2516679650.160.32
0.2167186190.148588410.29717682
0.2009305360.1569858710.313971743
0.8174383810.2159827210.431965443
0.7212852230.2127659570.425531915
0.1209313960.1019367990.203873598
0.212533550.1443001440.288600289 0.2799675680.1540832050.30816641 0.4140075460.1858736060.371747212 0.7743294450.2061855670.412371134 0.2427612160.1644736840.328947368 0.3883717720.2227171490.445434298 0.167069650.123456790.24691358 0.091770930.1169590640.233918129 0.239215550.150375940.30075188 0.174742520.1262626260.252525253 0.320269860.1453488370.290697674 0.1598155090.1414427160.282885431
0.1780785530.1545595050.309119011
1.2005340670.1821493620.364298725 0.2283906610.1153402540.230680507 0.2104788340.1396648040.279329609 0.0937243630.1107419710.221483942 0.8764287040.2304147470.460829493 0.2203582750.1201923080.240384615
0.3564455070.1703577510.340715503
1.2251511220.1869158880.373831776 0.3317659890.1499250370.299850075 0.353524080.1661129570.332225914 0.1574317060.1136363640.227272727 0.0773568890.1165501170.233100233 0.1381566220.0943396230.188679245
0.1861028040.1196172250.23923445