1.
Atmospheric air-Test dust standard sample-Simulated atmospheric dust
GB/T13270-1991大气试验粉尘标准样品模拟大气尘
2.
Atmospheric air-Test dust standard sample-Fly ash
GB/T13269-1991大气试验粉尘标准样品煤飞尘
3.
Atmospheric air-Test dust standard sample-Loess dust
GB/T13268-1991大气试验粉尘标准样品黄土尘
4.
Chimneys discharge smoke into the atmosphere
烟囱将烟尘排入大气层。
5.
atmospheric moisture or dust or smoke that causes reduced visibility.
大气的湿气或灰尘或烟尘造成的能见度降低。
6.
Determination of Polycyclic Aromatic Hydrocarbons in Airborne Particulate by Gas Chromatography/Mass Spectrometry;
气/质联用测定大气飘尘之多环芳烃
7.
removes dust particles from gases by electrostatic precipitation.
通过静电沉淀把大气中的灰尘移开。
8.
Without dust particles existing in the atmosphere, observation would be done more accurately .
如果大气中没有尘埃，观测会更加精确。
9.
airborne particle mass monitor
大气粉尘物质浓度监测仪
10.
All bright and glittering in the smokeless air.
在烟尘未染的大气里粲然闪耀。
11.
A Few Problems about Air Pollution Caused by Dust Dispersion
大气粉尘污染扩散研究中的一些问题
12.
Voice : One hundred trillion tons of dirt and rock hurled into the atmosphere.
话外音：一百兆吨的尘石被抛入大气层。
13.
A Study on Characteristics of Atmospheric Dustfall and Its Source in Changchun City;
长春市城区大气降尘特征及来源研究
14.
Analysis on the Characteristic of Organic Pollution from Fall Dust in Shunde City
顺德大气降尘中有机污染的特征分析
15.
Pollution Characteristics of Copper Element in Dustfall of Tongling City in Anhui Province
铜陵市大气降尘中铜元素的污染特征
16.
Forecast and early warning platform of sand-dust weather in Dalian,Liaoning province
大连地区沙尘天气预报预警业务平台
17.
The Development of Dust Pollution in the Atmosphere of the City
城市大气中烟尘污染的防治研究进展
18.
The discharge of toxic waste gas and dust into the atmosphere shall be strictly restricted.
严格限制向大气排放含有毒物质的废气和粉尘；