1) suspended dust above city streets
街道扬尘
2) the road dust
道路扬尘
1.
The contribution rate of the road dust to particulate concentration in the urban area is 30%~50% during motor vehicle running.
机动车行驶过程道路扬尘是城区颗粒物污染的主要因素,其贡献率可达30%~50%。
3) street dust
街道尘埃
1.
Seasonal variation characteristics of element concentration of street dust in Lanzhou;
兰州市街道尘埃元素质量分数季节变化特征
2.
A set of environmental magnetic parameters(χ_(lf),χ_(fd)%,χ_(ARM),SIRM,HIRM,SOFT and back field IRM) of the street dust sampled in Lanzhou during spring and summer 2005 were analyzed.
分析了兰州市街道尘埃样品的磁学参数(包括磁化率、无磁滞磁化率、等温剩磁、磁滞回线和热磁曲线)变化特征。
3.
amples of street dust were collected in Lanzhou in January 2006 and element concentration were analyzed by X-ray fluorescence.
用X射线荧光法分析了兰州市街道尘埃样品元素的含量,并利用富集因子分析方法对实验数据进行统计分析,以对比元素浓度的空间变化特征。
4) street dust
街道灰尘
1.
Particle size characteristics and possible sources of street dust in Beijing;
北京市街道灰尘粒度特征及其来源探析
2.
Spatial distribution characteristics of heavy metals in street dust in Shenyang city;
沈阳市街道灰尘中重金属的空间分布特征研究
3.
Cadmium contamination in city street dust and its prevention and control methods
城市街道灰尘重金属类环境激素镉污染及防治对策
5) The dust was blowing in the streets.
街上尘土飞扬。
6) street sweeper
街道吸尘器
补充资料：扬尘
1.激起尘土。 2.晋葛洪《神仙传．麻姑》:"麻姑自说云:'接侍以来，已见东海三为桑田，向到蓬莱，水又浅于往者，会时略半也，岂将复还为陵陆乎?'方平笑曰:'圣人皆言海中复扬尘也。'"后用为世事变迁之典。 3.喻征战。
说明：补充资料仅用于学习参考，请勿用于其它任何用途。
参考词条