Data processing, results interpretation and problems of variation in land use types of the Sanjiangyuan national nature reserve based on 3s technology were introduced.
基于3s技术，介绍了三江源自然保护区土地利用方式变化的数据处理方法、解译结果及出现的问题。
Based on analyzing characteristic of spectrum, the optimum combination of bands has been established for TM image classifying to research on land-use variation in Guiyang city.
基于图像光谱信息特征分析，确定了用于贵阳市土地利用变化遥感图像分类的最佳波段组合。
The land use spatial distribution pattern had a decisive impact on the inter-year variation characteristics of both runoff and sediment.
土地利用类型的空间分布格局决定了径流和泥沙的年际变化特征。
The land use spatial distribution pattern had a decisive impact on the inter-year variation characteristics of both runoff and sediment.
土地利用类型的空间分布格局决定了径流和泥沙的年际变化特征。
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