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)。
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。
Magnetic Properties of Street Dust Around Donghu Lake and Its Implications to Environmental Evaluation;
武汉市东湖周边道路尘埃的磁性结构特征及其环境意义
A rainfall will settle the dust on the road.
一场雨使马路上的尘埃落定。
There are songs that come free from the blue-eyed grass, from the dust of a thousand country roads.
从开满蝴蝶花的草丛中,从千百条乡间道路的尘埃中,常有关不住的歌声飞出来。
The Study of Suppressing Thick Road Dust in Tong Lu Shan Mine;
铜录山矿运输道路粉尘抑尘控制研究
Research on the Space Dusty Plasma Orbital Motion;
地球空间尘埃等离子体的轨道运动研究
dust separator
"尘埃分离器,见 precipitator"
How to Draw a Conclusion--A Comment on the Narration of Dust Landing;
尘埃如何落定——试析《尘埃落定》的叙述
Reality through the Dust;
穿透尘埃的真实——读阿来的《尘埃落定》
Dash water over this dusty road.
把水泼于这条多灰尘的道路上。
A drizzling rain turned the dust of the roads into mud.
蒙蒙细雨把道路上的尘土变成了泥浆。
Accumulation Features and Influencing Mechanism of PGEs in Urban Road Dust
城市道路灰尘PGEs累积特征及影响机制
The Electrostatic Precipitation Ventilation Research of Anyuan Highway Tunnel
安远公路隧道静电集尘通风优化研究
These words had scarcely escaped him, when the carriage was on its way, and the feet of the horses struck a shower of sparks from the pavement.
他话音刚落，车子便开动了，马蹄在石板路上溅起夹着尘埃的火花。
When cleaning your house, think of wiping up the dust of defilement. When propping up a fallen tree, think of planting the seed of enlightenment in your mind.
我们要打扫环境，去除烦恼的尘埃；我们要扶起路树，栽植心中的菩提。
The Perfect Combination of "Ideal Self" and "Real "Self"Perfect Combination of "Ideal Self" and "Real "Self"--Reading of Dust Tracks on a Road by Hurston
“纯我”与“真我”的对立统一——释读赫斯顿自传《路上的尘埃痕》
The highroad into the village of Weydon Priors was again carpeted with dust.
通往威敦?普利奥斯村镇去的大道，又铺上了一层尘埃。
It smelt of dust and old papers, and the people who worked there all seemed old and dusty, too.
它闻起来有灰尘与旧纸的味道，再那里工作的人也全看起来苍老且满身尘埃的。
The Heavy Metal Pollution of Urben Street Dust and Surface Soil in the West Part of the Yu Hua Street of Shijia Zhuang
石家庄裕华路西段道路尘与表土重金属污染