所以，建立农业生态环境评价的专家系统是很必要的。
So it is necessary to set up an expert system on evaluation of agric-ecological environment.
区域生态环境敏感性评价制图尺度研究。
The study of the chart measure in the sensitivity evaluation of the regional ecological environment.
湖泊生态系统健康评价是湖泊环境管理和生态系统调控的基础。
Assessment of lake ecosystem health is the basis of lake environmental management and ecosystem control.
探讨了河流生态系统健康的概念和评价方法。
The concept and evaluation method of river ecosystem health were discussed.
因此，在生态环境质量评价过程中权重的计算显得比较重要。
Therefore, it is relatively important to calculate the weight of each part.
最后指出目前研究中存在的主要问题和今后生态系统健康评价的研究方向。
Finally, the main problems and the research directions were pointed out for the future study.
最后指出目前研究中存在的主要问题和今后生态系统健康评价的研究方向。
Finally, the main problems and the research directions were pointed out for the future study.
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