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- The results indicate, CMB is a reliable model for sources apportionment and outcomes are in accord with what it is. 研究表明，CMB是比较可靠的源解析研究方法，结果稳定可靠。
- As a whole, the results indicate that CMB and FA model are reliable models for sources apportionment and outcomes are in accord with what it is. 结果表明,CMB法和FA法是比较可靠的源解析研究方法,解析结果与本研究区域的实际情况基本吻合。
- It is shown that GA is simple,precise and practical for sources apportionment of atmospheric particulates by the theoretical analysis and practical application. 理论分析和应用实践表明了遗传算法用于大气颗粒物源解析研究具有简便、准确和实用性强等特点。
- Results of sources apportionment of atmospheric particulates in Chengdu using GA tallied with that of sources apportionment of other methods.It is shown that GA is simple,... 该方法应用于成都市大气颗粒物的源解析结果与用其他多种源解析法得出的结果基本一致。
- Compared with the results from other methods, it shows that the application of BP neural network to sources apportionment of atmospheric particulates is practicable. 将BP源解析法的计算结果与其它源解析法得到的结果比较,表明BP网络应用于大气颗粒物的源解析是可行的。
- Source apportionment of airborne particulate matter is important in the field of environmental administration. 摘要大气颗粒物源解析技术在环境管理中发挥著越来越重要的作用。
- Recently, source apportionment of ambient formaldehyde based on the statistical analysis by using tracers, is of increasing concern. 基于大气一次污染和二次污染示踪物的统计分析方法,是大气甲醛来源分析的新进展。
- The development on the receptor modeling used to perform source apportionment of atmospheric particulates in ambient air was introduced. 介绍了国内外用于大气颗粒物源解析研究的受体模型的进展情况。
- Abstract: Nested source apportionment technique was a method to analyze the emission source of particulate matter in air environment. 摘要 化学质量平衡是被广泛用于空气质量管理的受体模型之一。
- Optimal contribution rates of atmospheric particulates of each pollution source were calculated by using GA to optimize the parameters in CMB equation sets of sources apportionment of atmospheric particulates. 将遗传算法用于大气颗粒物源解析的CMB方程组中参数的优化 ,得到各污染源对大气颗粒物的优化贡献率。
- The paper introduced the research progress of source apportionment of airborne particulate matter from receptor model, sample treatment, the latest development tendency. 本文从受体模型、样品的处理技术、源解析技术发展的最新趋势三方面介绍了大气颗粒物源解析技术的研究进展。
- The technique of goal capacity total quantity control of ambient air particulates has been established on the basis of source apportionment of air-borne particulates. 在颗粒物源解析的基础上,把环境空气中颗粒物的源类分为有组织排放源、二次粒子、开放源及其它,提出了全面的颗粒物目标容量总量控制方法。
- Ratio method, factor analysis method and multiple regression model were applied to source apportionment experiment of polycyclic aromatic hydrocarbons (PAHs) in airborne particulate at traffic areas in Nanjing. 摘要通过比值法、因子分析法和多元逐步回归模型对南京市交通干道区颗粒物中的多环芳烃的源解析进行研究。
- Also the receptor modeling system,measurement and analysis techniques and the modeling study methods were expounded.The comments on hotspot and trend in source apportionment were given. 对受体模型的研究体系、测量分析技术、研究方法作了详细阐述,并对源解析近期的研究热点及发展趋势作了评述。
- Cost is apportioned according to plan revenue. 根据计划好的收入分配费用。
- Keywords BP neural network;atmospheric particulate;sources apportionment; 人工神经网络;大气颗粒物;源解析;
- He cited many sources for his book. 他在书中引用了许多资料。
- The library has quantities of reference sources. 该图书馆藏有大量可供参考的原始资料。
- The facts were culled from various sources. 这些事实是从各方收集到的。
- Some of his ideas were borrowed from other sources. 他的某些见解是从别处借用来的。
