Biological monitoring is widely used for environmental quality evaluation.
生物监测是评价环境质量的重要手段。
Tourism eco-environmental quality evaluation system of Yanqing was established.
建立了延庆县旅游生态环境质量评价体系。
Recently the attribute recognition theoretical model has been applied to environmental quality evaluation.
近年来提出的属性识别理论模型已在环境质量评价中有所应用。
So the Grey Clustering method of water environmental quality evaluation is a handy method with more workable and practical conclusion.
因此，用灰色聚类法评价水质，方法简便，结论更符合客观实际。
Geological environmental quality evaluation of urban construction land-use is the foundation of urban planning and site choice of construction land-use.
城市建设用地地质环境质量评价是进行城市规划和建设用地选址的基础。
This paper firstly points out the necessity in mountain eco environmental quality evaluation and then examines the principle in selecting evaluation system.
本文首先指出山区生态环境质量评价的必要性，进而阐述了评价体系选择的原则。
Based on the systematic theory of grey, a new multi-objective decision method of grey state is presented and applied in the environmental quality evaluation.
以灰色系统理论为基础，本文提出了一种新型多目标灰色局势决策方法，并将其应用于环境质量评价之中。
A grey relation projection model for regional eco-environmental quality evaluation is established based on grey system theory and vector projection principle.
基于灰色系统理论和矢量投影原理，建立了区域生态环境评价的灰色关联投影模型。
According to the road traffic environmental quality evaluation indexes and their grade standards, efficient samples based on the random-distribution theory were produced.
根据影响道路交通环境的各单项评价指标及其分级标准，利用随机分布理论生成足够多用于神经网络建模的样本数据。
By applying the fuzzy optimization to the environmental quality evaluation of multi-monitoring points, the evaluating results are in conformity with the practical situation.
应用模糊优化法进行多监测点环境质量评价。评价结果是符合客观实际的。
Water pollutant migration mechanism is felt out by combining water environmental quality evaluation and water pollutant transport simulation, thus making the preventive measures to water pollution.
通过水环境质量评价和水体污染物运移模拟的结合，摸清水中污染物的运移机理，从而制定有效的水污染防治措施。
Environmental quality evaluation system consists of many subsystems. It is a complex and multilevel system.
环境质量评价系统是由许多子系统组成的结构复杂、变量众多的多级递阶系统。
Environmental quality evaluation system consists of many subsystems. It is a complex and multilevel system.
环境质量评价系统是由许多子系统组成的结构复杂、变量众多的多级递阶系统。
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