In this article,the method of AP-42 provided by EPA was used to estimate the fugitive dust emission inventory of paved roads in Wusong Industrial Estate.
以上海市的吴淞工业区为研究对象,借鉴美国EPA提出的AP-42方法,利用动力学粒径谱仪的颗粒物粒径分析对公式系数进行修正,估算吴淞工业区2004年铺设道路不同粒径的扬尘量,并用Visual Basic语言和MapObjects2。
In this article,GIS was assisted to estimate the fugitive dust emission inventory of paved roads with the method of AP-42 provided by EPA in Wusong Industrial Estate.
本文以上海市的吴淞工业区为研究对象,借鉴美国EPA提出的AP-42方法,利用动力学粒径谱仪的粒径分析结果对公式系数进行修正,在GIS手段的辅助下对吴淞工业区铺设道路不同粒径的扬尘量进行估算,最终由V isualBasic语言和MapObjects2。
The noise and dust pollution are the major problems at the building construction site in city.
噪声和扬尘污染是城市建筑施工中的主要环境问题。
Atmospheric dust-fall decreases at downtown and exurb,but increases near the suburb,i.
随着城市建设规模的扩大,北京建筑扬尘对大气颗粒物的影响越来越显著。
The paper analyzes dust source and pollution actuality and brings forward prevention and cure countermeasure to different dust source.
分析了乌鲁木齐市扬尘的来源及污染现状,并针对不同扬尘源提出污染防治对策建议。
The Pollution Situation of fugitive dusts in Liwan,Guangzhou and countermeasures;
广州市荔湾区扬尘污染现状与防控对策
Characteristics and control indicators of fugitive dust from building construction sites
建筑施工扬尘特征与监控指标
Modeling and impact study of fugitive dust emissions from building construction sites
建筑施工扬尘排放因子定量模型研究及应用
The motor car disappeared in eddy of dust.
汽车在一片扬尘的涡流中不见了。
The truck kicked a cloud of dust up.
卡车扬起了大团灰尘。
The carriage left a trail of dust.
马车后扬起了一缕烟尘。
The truck left clouds of dust in its wake.
车后扬起了一阵尘土。
The rain laid the dust.
雨压下了飞扬的尘土。
Dust swirled on the broad stairway.
宽阔的石阶上尘土飞扬。
The rain has laid the dust.
雨已经使灰尘不扬。
The horses' hooves raised a cloud of dust.
马蹄扬起了一片尘土.
Be smothered with [in] dust By passing cars
被汽车驶过时扬起的尘土所笼罩
Each passing car flung up a cloud of dust
每一辆经过的小车都扬起一阵尘土。
A group of horsemen galloped along the road, raising a cloud of dust.
一队骑兵在大路上奔驰，扬起一片尘土。
Passing cars kicked up clouds of dust
过路的汽车扬起阵阵灰尘。
The shower laid the dust.
阵雨涤荡了空中飞扬的灰尘。
A shower has laid the dust.
一场阵雨于尘埃不再飞扬。
The light had gone, the rising dust had disappeared.
亮光不见了，飞扬的尘土也没有踪影了。
The swirling dust floated in the sky.
一团团的尘土打着旋儿，在空中飞扬。
The car raised a cloud of dust as it rushed past.
汽车开过时扬起一阵尘土。
Clouds of dust were kicked up by the passing cars.
开过的汽车扬起了阵阵灰尘。