以三峡库区的秭归县为对象，研究了该地区的森林和土壤侵蚀间的相关关系。
The correlation between forests and soil erosion of Zigui county in Three Gorge Reservoir areas was studied.
将空间数据库、属性数据库和应用模型库通过内部和外部接口集成一起，对秭归县的生态环境质量进行了定量评价。
Spatial database, attributive database and model base were integrated by internal and external interfaces and applied in quantitative evaluation of eco environmental quality of Zigui County.
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