1) dust concentration
粉尘浓度
1.
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
2.
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
3.
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
2) dust density
粉尘浓度
1.
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
2.
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
3.
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
3) High-density dust
高浓度粉尘
4) dust concentration
含尘浓度，粉尘浓度
5) time-weighted average admissible concentration (PC-TWA)
呼吸性粉尘浓度
1.
To monitor dust in coal mines for evaluation on dust hazards and assay its elements in order to provide science evident for exploring the dust occupational injury mechanism, coal mine dust were sampled by dust sampler for measuring the admissible level under short-term contact (PC-STEL) and the time-weighted average admissible concentration (PC-TWA).
方法:运用粉尘采样器采集煤尘,计算作业场所瞬时总粉尘浓度(PC-STEL)和时间加权平均呼吸性粉尘浓度(PC-TWA)。
6) instantaneous road dust raising concentration
瞬时粉尘浓度
补充资料：粉尘浓度
分子式：
CAS号：
性质：指单位体积气体中的粉尘含量。我国《工业企业设计卫生标准》规定，粉尘浓度为计重指标，即每m3气体中所含粉尘的重量，用mg/m3表示。粉尘浓度的测定方法有多种，应用较普遍的是集尘管法和滤膜法。
CAS号：
性质：指单位体积气体中的粉尘含量。我国《工业企业设计卫生标准》规定，粉尘浓度为计重指标，即每m3气体中所含粉尘的重量，用mg/m3表示。粉尘浓度的测定方法有多种，应用较普遍的是集尘管法和滤膜法。
说明：补充资料仅用于学习参考，请勿用于其它任何用途。
参考词条