1) street dust
道路尘埃
1.
The studies of magnetism of city environment show that coarse magnetic carrier of city street dust, whose frequency-dependent susceptibility is less than 5%,commonly comes from artificial sources.
城市环境磁性研究表明,道路尘埃中的粗颗粒磁性载体(频率磁化率系数χ′FD<5%)多为人为源,磁性矿物以单畴和多畴状态的磁铁矿为主,同时含有少量的赤铁矿和其他磁性矿物;细颗粒磁性载体(χ′FD为7%~11%)多为自然源,磁化率较低(小于100×10-8m3/kg)。
2.
Ninety-seven street dust samples were collected in a sampling peri.
本文选择武汉市东湖主湖区郭郑湖周边道路为研究靶区，以道路尘埃作为研究的载体。
2) 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。
3) Eddies of dust swirled in the road.
路上尘埃滚滚.
4) road cumulated dust
道路积尘
1.
[Objective]To investigate inorganic element pollution status in road cumulated dust in Wusong industry and nearby areas.
[目的]了解上海市吴淞工业区及周边地区道路积尘中无机元素的污染状况。
5) road dust
道路灰尘
1.
Study of the distribution characteristics of phthalate esters in road dust of the city;
城市道路灰尘中邻苯二甲酸酯污染特征研究
2.
Short-term changes in the contents of platinum group elements (PGEs) in road dust
道路灰尘铂族元素含量的短期变化过程分析
3.
Some conclusions can be drawn as follows: ①The average concentrations of Cd,Hg,Pb,Cu,Zn,Ni,Cr and As in road dust were 0.
对上海市饮用水源地周边环境介质(农田土壤、道路灰尘和蔬菜)中重金属的累积特征进行了研究,分析了重金属的空间结构特征及主要污染来源,揭示了周边环境中重金属对水环境的影响,并对重金属的生态风险状况进行了评估。
6) road dust loading
道路尘
1.
Environmental benefit assessing methods of changing urban ground surface types and controlling road dust loading;
改变城市下垫面类型及控制道路尘环境效益评估方法
补充资料：尘埃入目
尘埃入目
尘埃入目 病证名。又名飞尘迷目、飞尘入眼、飞丝尘垢入目、尘沙迷目。《世医得效方》卷十六：“尘埃飞扬入目，粘睛不脱，或被飞丝所侵，或被沙石所苦，疼痛引涩，揩碎不开，宜用后瞿麦散敷。”类今之外眼表浅异物，宜及时冲洗。参见物偶入睛证条。
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