mean dust concentration

用法例句

Numerical simulation of distribution regularities of dust concentration during the ventilation process of coal roadway driving;

煤巷掘进过程中粉尘浓度分布规律的数值模拟

Numerical simulation of distribution regularities of dust concentration during the ventilation process of coal drift driving with exhaust ventilation;

抽出式通风煤巷掘进过程中粉尘浓度分布规律的数值模拟

New method to determine dust concentration in coal mining face;

确定采煤工作面粉尘浓度的新方法

Using magnetized water to reduce shotcrete dust density and the rate of rebound;

磁化水对喷射混凝土粉尘浓度及回弹率的影响

The Study and Application of Transmission-model Optical Monitoring Technology of Dust Density;

透射式光学粉尘浓度监测技术研究及应用

Through analyzing and exploring a large number of tests and literature data, this paper sums up several impacting factors of dust explosion development in closed container including mainly dust density, initial pressure, oxygen content, container shape, turbulent, etc.

通过对大量实验及文献数据的分析和探讨 ,总结出密闭容器中粉尘爆炸发展的诸多影响因素 ,主要包括粉尘浓度、初始压力、氧含量、容器形态以及湍流度等 ,并得出相应的结

methods of measuring dust concentration in flue gas

废气中粉尘浓度分析法

Investigation of Dust Density Measurement Based on Scattering Theory;

基于MIE散射理论的粉尘浓度测量研究

Design of dust measurement device based on EPA

基于EPA通信的粉尘浓度测量仪的设计

APPLICATION OF EXCEL INTO STATISTICS OF CONCENTRATION OF RESPIRATORY DUST IN A MINE

Excel在矿山呼吸性粉尘浓度统计中的应用

The seam water injection is an effective measure to control coal dust concentration.

煤层注水是降低矿井粉尘浓度的有效措施之一。

Continuous Measurement of Soot Concentration in the Exhaust Duct;

在线排烟粉尘浓度检测系统的研究和开发

The Study and Application of Transmission-model Optical Monitoring Technology of Dust Density;

透射式光学粉尘浓度监测技术研究及应用

A Design of Powder Measurement Instrument Based on Light Absorbing Principle

基于光散射测量原理的粉尘浓度检测仪的设计

Measuring the Common Dust Concentration of Air in Railway Workplace with β-ray Absorption Method

β射线吸收法测量铁路作业场所空气常见粉尘浓度

Improving Measures and Cause Analysis of Overstandard Dust Concentration of Conveyor in Coal Handling System

输煤系统转运站粉尘浓度超标原因分析及改进措施

Determination for minimum explosive concentration of dust cloud

GB/T16425-1996粉尘云爆炸下限浓度测定方法

airborne particle mass monitor

大气粉尘物质浓度监测仪

A forced dust collection technology for high-dust-concentration air flow in ESP electric field

ESP电场粉尘高质量浓度区气流强制收集技术

The Novel Multi-wavelength Infrared Sensor for Simultaneous Measurement of Dust and Gas Concentration

新型多波长红外同步粉尘、气体浓度传感器

Conclusions Short exposure to high concentration of black fused alumina may cause serious aluminosis to the exposers.

结论短期、浓度接触黑刚玉粉尘可引起严重的铝尘肺。

Application of High Long Bag Impulse Precipitator in 1750m~3 BF Coal Injection System

高浓度煤粉长袋脉冲收尘器在1750m~3高炉喷煤系统中的应用

Reduction of Dust Emission by Double-zone ESP

双区电除尘器降低锅炉烟尘排放浓度

Measurement of Dust Dispersivity is Very Important to Evaluate Dust Exposure Level

粉尘检测中粉尘分散度检测重要性的探讨