Using the comprehensive evaluation index method, the paper makes a dynamic evaluation and ordination of eco-environmental quality of all county in Xinjiang by taking RS and GIS technologies.
应用rs和GIS技术,采用综合指数评价法,对全疆区域各县市生态环境质量及其动态变化进行了系统的综合评价和对比分析。
It is shown that the RS theory is simple, precise and practical for the attribute reduction of the groundwater quality index through the theoretical analysis and practical application.
理论分析和应用实践表明了粗集理论用于地下水水质指标属性约简具有简便、准确和实用性强等特点。
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