The assessment model of atmospheric environment quality of city using B-P artificial neural network is proposed.
应用人工神经网络理论，建立了城市大气环境质量的B - P网络评价模型。
Our atmospheric environment quality is worrying. Soot and car exhaust are the main issues needing to be immediately solved.
我国城市大气环境质量不容乐观，特别是煤烟加汽车尾气复合型污染是当前急待解决的问题。
Now, in J, the excellent and good rate of atmospheric environment quality is 94% and environmental noise reaches the standard of function areas and the water quality of drinking water source is 100%.
目前全市空气环境质量优良率达到94%，环境噪声达到功能区标准，饮用水源水质达标率100%。
Reduce the impact of pollution to the quality of atmospheric environment, nearby agriculture and plants.
减少对空气环境质量产生影响，对附近农作物及植被产生影响。
Total emission control of atmospheric pollutant is to control air pollution from an integrated viewpoint, and it is an effective way for improving the quality of regional atmospheric environment.
大气污染物总量控制是从总体上来控制大气污染的一种方法，是从根本上改善区域大气环境质量的有效途径。
Total emission control of atmospheric pollutant is to control air pollution from an integrated viewpoint, and it is an effective way to improve the quality of regional atmospheric environment.
大气污染物总量控制是从总体上控制大气污染的一种方法，是从根本上改善区域大气环境质量的有效途径。
The main affection factors, the atmospheric quality models and the usual computing proceed of the atmospheric pollutant environment capacity of the area were summarized.
综述了大气污染物区域环境容量的主要影响因素、用于其计算的空气质量模型以及大气环境容量的研究步骤。
The relationship of ecological quality of the environment between towns and its neighboring areas, such as atmospheric environment, water environment is extremely close.
城镇生态环境质量与其周边地区生态环境质量如大气环境、水环境等关系极为密切。
The impact of greenbelt at the downwind periphery of an urban area on urban atmospheric environment and air quality was simulated by using the Peking University Urban Atmospheric Boundary Layer Model.
采用北京大学城市大气边界层模式模拟了城区下风向绿化带对城市温度场、风场及空气质量的影响。
The impact of highway traffic for environment is mainly induced by vehicle emissions on atmospheric and pollution traffic accidents for water quality of a river.
公路交通污染主要是汽车尾气对大气污染和个别交通事故对江河等水环境污染。
The impact of highway traffic for environment is mainly induced by vehicle emissions on atmospheric and pollution traffic accidents for water quality of a river.
公路交通污染主要是汽车尾气对大气污染和个别交通事故对江河等水环境污染。
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