1.
Comparison of Different Sampling Methods for Determining Dust Concentration;
3国不同粉尘采样器测定结果的比较
2.
The Design and Research of the Fine Particle Sampler without Dynamic;
无动力微细粉尘采样器的设计与试验研究
3.
Atmospheric air-Test dust standard sample-Fly ash
GB/T13269-1991大气试验粉尘标准样品煤飞尘
4.
Atmospheric air-Test dust standard sample-Loess dust
GB/T13268-1991大气试验粉尘标准样品黄土尘
5.
Investigation on dustproof consciousness of dust exposed personnel in five quarries
5家采石场粉尘作业人员防尘意识调查
6.
Comparison on Collection of Nanometer TiO_2 Dust by Dry and Wet methods
纳米TiO_2粉尘干法湿法采集对比研究
7.
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
8.
Article 36 Units that discharge dust into the atmosphere must adopt measures to remove such dust.
第三十六条 向大气排放粉尘的排污单位，必须采取除尘措施。
9.
Research on Dust Diffusion Law in Fully Mechanized Mining Face Coal with High Humidity
湿度较大综采工作面粉尘扩散规律的研究
10.
According to the dust pollution of open-pit mine, the measures of preventing the dust pollution were raised in order to clean environment in mining area.
通过分析露天矿采场粉尘的污染情况，提出了粉尘污染治理的措施，达到了清洁矿区环境的目的。
11.
A cloud of fine, dry particles.
粉尘尘雾状细干颗粒
12.
Determination of Multi-elements in Airborne Dust with Air Filtrer Membrance Sampling
空气滤膜采集大气浮尘样品中多元素的测定
13.
We use the control system of the dust absorption window to make the two windows bear high voltage and then they can absorb the dust between them as two plates.
采用吸尘窗控制系统使两扇吸尘窗带高压电，这样便构成“极板”，可以吸附二者之间的灰尘。
14.
Simulation and Monitoring of Transference on-way Distribution of Dust During Process of Coal Mining Machine Cutting Coal
采煤机割煤过程中粉尘沿程分布运移的仿真与监测
15.
Dark sand gathered like black flour under the sandwort bushes.
在沙洼地上，每丛沙蓬下部集拢了一堆像黑面粉一样的褐色细沙尘。
16.
The Application and Study on the Flow Velocity Forecast Method on Sampling and Analyzing of the Flue Dust Concentration in High Temperature and Pressure in Oil Refinery;
预测流速法在炼厂高温高压烟道烟尘浓度采样中的应用与研究
17.
Application of Synchronous Sampling Technique for Material Level Gauging in Thermal Power Plant
同步采样技术在火电厂灰粉测量中的应用
18.
methods of measuring dust concentration in flue gas
废气中粉尘浓度分析法