Key;
Laboratory;
of;
Information;
Engineering;
in;
Surveying;
Mapping;
and;
Remote;
Sensing;
Wuhan;
University;
430079;
P.;
R.;
China;
Water;
Resources;
Hydropower;
Science;
430070;
R;
Earth;
Sciences;
Hohai;
Nanjing;
210098;
SEBAL模型; 区域蒸散量; 数据估算; MODIS; 计算速度; 感热通量; 有效工具; 空间分布;