生态环境质量是指生态环境的优劣程度，它以生态学理论为基础，在特定的时间和空间范围内，从生态系统层次上，反映生态环境对人类生存及社会经济持续发展的适宜程度，是根据人类的具体要求对生态环境的性质及变化状态的结果进行评定。
生态环境质量(the quality of ecosystems and the environment)
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... 循环经济 circular economy 生态环境质量 ecological and environmental quality 二氧化硫排放 discharges of sulfur dioxide ...
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...湖流域 生态环境质量 评价[gap=1386]Key words: taboo search ; immune arithmetic ; Chaohu basin; eco-environmental quality; evaluation...
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【Key words】 eco-environment quality; normalized coefficient; remote sensing data updating
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生态环境质量评价 eco-environmental quality appraisal ; eco-environmental quality evaluation
生态环境质量指数 EQI ; Ecological Quality Index ; Ecological Index
提高生态环境质量 improve the ecological environment quality ; Improve environmental quality
农业生态环境质量 Agricultural eeo-environmental quality
的生态环境质量指数 Ecological Quality Index
城市生态环境质量分区 urban ecological environment regionalizing
增强生态环境的总质量 KEEPING ECOLOGICAL QUALITY
因此，鸟类可反映城市生态环境质量。
So bird can reflect the quality of the urban ecological environment.
主要污染物排放得到有效控制，生态环境质量明显改善。
The discharge of major pollutants will be brought under effective control and the ecological and environmental quality will improve notably.
建立了矿区生态环境质量预警指标体系及预警模型。
It also establishes the mining ecological environment quality forecasting index system and the forecasting model.
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