The function of city ecosystem is analyzed, and the conception about urban ecological environment evaluation is discussed.
分析了城市生态系统的功能，讨论了城市生态环境评价的概念和内涵。
Based on the fuzzy evaluation of the environment corrosiveness, the BP method is used to establish a better environment evaluation system.
本文基于化工环境腐蚀性的模糊综合评判，采用神经网络的方法建立了一个较为完善的环境腐蚀性评价系统。
As a basic work to solve the problem of water environment, the water environment evaluation and prediction is a significant work to protect the water environment.
水环境评价与预测作为解决水环境问题的基础性工作，在水环境保护中具有重要的意义。
The characteristic of soil ciliates in different ecological environment as well as the application of it in the soil ecological environment evaluation is reviewed in detail.
介绍了土壤纤毛虫的研究历史；综述了国内外土壤纤毛虫在不同生境下的特性及其在土壤生态环境评价中的应用研究现状。
Some results of a case study which is focused on regional environment evaluation with geochemical survey data and remote sensing images are described in detail in this paper.
详细介绍了在生态环境评价中综合利用遥感与区域地球化学资料的分析结果。
In the 21 century, the more detailed investigation of natural radiation environment evaluation was carried out in part of our country.
进入二十一世纪，我国部分省区开展系统的更加详细的天然放射性生态环境调查评价工作。
The water quality environment evaluation should consist of such three parts as the current situation evaluation, the dynamic evaluation and the pollution degree evaluation of water quality.
水质环境评价应该包括现状评价、动态评价和污染程度评价三项内容。
The water quality environment evaluation should consist of such three parts as the current situation evaluation, the dynamic evaluation and the pollution degree evaluation of water quality.
水质环境评价应该包括现状评价、动态评价和污染程度评价三项内容。
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