Laboratory;
of;
Oasis;
Ecology,A;
College;
of;
Resource;
and;
Environment;
Sciences,;
Xinjiang;
University,;
Urumqi;
830046,;
China;
Monitoring;
Station,;
Hotan;
Environmental;
Protection;
Agency;
of;
Xinjiang;
Province,;
Hotan;
848000,;
China;
污染指数法; 水质变化; 和田河; 喀拉喀什河; 流量; 监测数据; 监测断面; 洁净水;