The study use MODIS data and VI principle and VI long time serial variation to distinguish the investigation area 'vegetation cover. Finally, making off 15 kinds and the overall accuracy is 73.71%.
该研究主要利用MODIS高分辨率数据，运用植被指数原理和及其植被指数的长时间序列变化，将研究区内植被覆盖分为15个类别，总体精度为73.71%。
Objective To study the variation of HCV 5 '- NCR and core gene in serial sera collected from patients with HCV infection.
目的研究丙型肝炎病人的系列说清中HCV 5 ' - NCR及核心区基因变化。
The testing data were analysed by two methods. The first is specific value flexure method, that is the quotient of the water table variation and ET0 was studied by day serial.
仪器的试验结果采用两种方法进行分析，第一种方法采用比值曲线方法，即将每日仪器水位变化值与参考作物蒸发蒸腾量（ET0）值相比，按日序列研究其变化；
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