city air pollution

city air pollutioncity air pollution
  1. City air pollution numerical prediction system and its application

    城市空气污染数值预报系统CAPPS及其应用

  2. The Application of Set Pair Analysis on City Air Pollution Index Forecasting

    集对分析在城市空气污染预报中的应用研究

  3. Contribution of Different Height of Pollution Source to City Air Pollution

    不同排放高度的污染源对城市大气污染的贡献分析

  4. Analysis of Changchun City air pollution in summer based on GIS

    GIS支持下的长春市城区夏季大气污染分析

  5. Seasonal Climate Characteristics of City Air Pollution Index in Hunan Province

    湖南省城市空气污染指数演变的季节气候特征

  6. Establishment of City Air Pollution Prediction System in Guangxi

    广西城市空气污染预报业务系统的建立

  7. WHO : Iran , South Asia worst for city air pollution .

    世卫组织:伊朗、南亚城市空气质量最糟。

  8. Prompting natural gas automobile is an effective way to solve the city air pollution , especially the automobile exhaust pollution .

    推广天然气汽车是解决城市大气污染,特别是汽车尾气污染问题的有效方式。

  9. With the increasing degree of the city air pollution and the petroleum shortage , the Natural Gas Vehicle has been gradually considered and applied as a practical technology to reduce vehicle emission .

    随着石油资源短缺、城市空气污染问题的日益严重,天然气汽车作为一种实用的低排放汽车逐渐得到了重视和应用。

  10. A study on the prediction of secondary pollutants ' concentration in cities are carried out in this paper , based on a former version of the City Air Pollution Prediction System ( CAPPS ) .

    本文在CAPPS原有模式基础上研究了城市大气中臭氧等二次污染物的预报问题。

  11. This paper introduces the design and implementation of a real-time monitoring system on the city air pollution source which is based on the Internet . And it describes the structure of the system and the idea of software design .

    介绍了一个基于Internet的城市环境空气污染源实时监控系统的设计与实现,叙述了其系统构成和软件设计的思想。

  12. Develops the biodiesel to the economical sustainable development , the advancement energy substitution , reduces the environment pressure , controls the city air pollution which causes by the automobile exhaust has the important strategic sense .

    大力发展生物柴油对经济可持续发展,推进能源替代,减轻环境压力,控制由汽车尾气引起的城市大气污染具有重要的战略意义。

  13. adding that smoke from cooking isn 't typically included in scientific surveys of the sources of the city 's air pollution .

    他还说,对北京市空气污染源的科学调查通常并不包括烹饪形成的烟这一项。

  14. BEIJING & Every day , monitoring stations across the city measure air pollution to determine if the skies above this national capital can officially be designated blue .

    每天监测站都穿梭在城市之间测量空气污染以确保首都城市上空达到官方指定的蓝天标准。

  15. The reasonable option of alternative vehicle fuels and scientific development direction of cleanly fuelled vehicles are crucial in decreasing adverse emission and controlling city ambient air pollution .

    选择好合适的汽车替代燃料,科学确定一个地区清洁燃料汽车的发展方向,是减少机动车有害尾气排放、控制城市大气环境污染重大而紧迫的课题。

  16. Beijng 's air-quality index on Monday fell to some of its lowest levels all year in the single digits for two hours after rain swept away most of the city 's air pollution .

    在一场大雨冲走了绝大多数的北京空气污染物之后,这座城市的空气质量指数周一几乎达到全年最好水平&有两个小时该指数只有个位数(该指数越低表明空气质量越好)。

  17. Beijng 's air-quality index on Monday fell to some of its lowest levels all year -- in the single digits for two hours -- after rain swept away most of the city 's air pollution .

    在一场大雨冲走了绝大多数的北京空气污染物之后,这座城市的空气质量指数周一几乎达到全年最好水平——有两个小时该指数只有个位数(该指数越低表明空气质量越好)。

  18. Others have called them the'smog games'for the city 's dreadful air pollution .

    一些人因北京糟糕的空气污染而称本届奥运会为“烟雾奥运会”。

  19. As a typical coastal city , its air pollution is affected greatly by Sea-Land breeze in Dalian .

    大连市做为典型的沿海城市,海陆风对其大气污染有着很大的影响。

  20. Beijing has launched barbecue crackdowns in the past , but this is the first time officials have used the city 's notorious air pollution as a primary motive in going after the skewer stands -- a strategy that has raised eyebrows among environmentalists and Internet users .

    北京过去也曾对市内的烧烤摊展开“严打”,但这是头一次以空气污染之名作为管理烤串摊贩的主要动机。这个策略不禁让环保人士和网友感到怀疑。

  21. Beijing has launched barbecue crackdowns in the past , but this is the first time officials have used the city 's notorious air pollution as a primary motive in going after the skewer stands & a strategy that has raised eyebrows among environmentalists and Internet users .

    北京过去也曾对市内的烧烤摊展开严打,但这是头一次以空气污染之名作为管理烤串摊贩的主要动机。这个策略不禁让环保人士和网友感到怀疑。

  22. New York is one of the city with the heaviest air pollution in USA.

    纽约市是美国空气污染最严重的城市。

  23. The city is suffering medium-level air pollution , with high ozone levels .

    而且上海空气为中度污染水平,臭氧水平较高。

  24. This article introduces inspection methods for vehicle exhaust which the government of Mexico City adopted to reduce air pollution .

    本本文介绍了墨西哥城市政府为减少大气污染所采取的机动车尾气检测措施。

  25. Shanghai had its 21st hot day of the month on Saturday . The city is suffering medium-level air pollution , with high ozone levels .

    上海在周六也迎来本月第21个高温日,中度污染的空气中还含有高臭氧量。

  26. Although these smogs were not as deadly as London 's , New York City has the worst air pollution problem in the United States .

    虽然这些烟雾令人致死的程度没有伦敦烟雾那样厉害,但是纽约市的空气污染问题在全美国是最坏的,最严重的。

  27. As one of the most important coal industry base of China , Taiyuan city has very serious air pollution problems , whereas ' the monitor data of pollutants are deficient .

    太原市作为我国重要的煤炭重化工基地,大气污染状况非常严重,而污染物监测数据又严重不足。

  28. This essay evaluates the present situation of air pollution in Fuxin city in 1996-2000 using air pollution index , analyzing the present situation , varying tendency and the reasons of pollution , and pointing out the primary pollutants and the secondary pollutants .

    本文采用API空气污染指数法对阜新市1996-2000年大气污染状况进行了评价,分析了污染现状、污染变化的趋势和原因,指出了首要污染物和次要污染物。

  29. Taking Shenzhen city as an example , the statistical and physical relationship between density of pollutants and various atmospheric parameters are analyzed in detail , and a space-partitioned city air pollution potential prediction scheme is established based on it .

    以深圳市为例,对污染物浓度与各种大气参数的定量联系进行了细致的统计及物理分析,在此基础上建立起分区的城市空气污染潜势等级预报方案。