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1)  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
2)  Urban street dust
城市街道灰尘
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)  suspended dust above city streets
街道扬尘
5)  street sweeper
街道吸尘器
6)  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。
补充资料:灰尘
尘土:打扫~。
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