1.
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
2.
The method to determine the real specific gravity of atmospheric dust by using laser slitdiffraction technology has high precision and is easy to handle.
利用激光单缝衍射技术测量大气飘尘的真比重，具有精度高和测试方法简便易行的特点。
3.
A simple, rapid method for the determination of Pb, Zn, Cu in airborne particulatesby AAS after ultrasonic extraction was described.
本文介绍超声波萃取一原子吸收光谱简易、快速测定大气飘尘中铅、锌和铜的方法。
4.
Particles of dust floated in the air.
尘埃在空气中飘动。
5.
long-range transport of atmospheric pollutants
大气污染物的长程飘移
6.
fine solid particles of ash that are carried into the air when fuel is combusted.
燃料燃烧后飘入空气中的细小固体尘粒。
7.
Atmospheric air-Test dust standard sample-Fly ash
GB/T13269-1991大气试验粉尘标准样品煤飞尘
8.
Atmospheric air-Test dust standard sample-Loess dust
GB/T13268-1991大气试验粉尘标准样品黄土尘
9.
Chimneys discharge smoke into the atmosphere
烟囱将烟尘排入大气层。
10.
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
11.
After the explosion dust was suspended in the air.
爆炸後灰尘飘浮於空中。
12.
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。
13.
Air quality--Determination of benzo(a) pyrene in flying bust--Acetylated paper chromatography fluorescence spectrophotometric method
GB/T8971-1988空气质量飘尘中苯并(a)芘的测定乙酰化滤纸层析荧光分光光度法
14.
removes dust particles from gases by electrostatic precipitation.
通过静电沉淀把大气中的灰尘移开。
15.
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。
16.
airborne particle mass monitor
大气粉尘物质浓度监测仪
17.
All bright and glittering in the smokeless air.
在烟尘未染的大气里粲然闪耀。
18.
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