1) respirable coal dust
呼吸性煤尘
1.
Study on the dose-response relationship between respirable coal dust and pneumoconiosis;
呼吸性煤尘与尘肺的剂量-反应关系分析
2.
Methods:According to GB16248-1996"Health Standard for respirable coal dust in the air of workplace",we determined the concentration of respirable coal dust; According to GB5748-58"Method of determining the total dust concentration in workplace",total concentration was determined.
目的 :呼吸性煤尘测试方法是否与总尘的测试方法所得的结果一致。
2) respirable dust
呼吸性粉尘
1.
Study on the determination in micro-amounts of free SiO _2 in respirable dust in the air of workplace by a method for XRD;
作业场所空气中微量呼吸性粉尘游离二氧化硅含量的X线衍射测定研究
2.
The characteristics of respirable dust in coal mine based on all working class
基于全工班的煤矿呼吸性粉尘特点的研究
3.
Under the two-phase(gas-particle) flow condition,the principle and characteristic of working of respirable dust impactor in the mine is studied by aerody.
讨论了煤矿作业环境和大气环境下颗粒物的粒度分布及标准,分析了两种环境的特点,即相对来说煤矿作业环境的粉尘浓度高且其颗粒母质不同,进而根据空气动力学原理研究了在气体-颗粒两相流条件下的煤矿呼吸性粉尘冲击采样器的工作原理及特点,并且讨论了气体-颗粒两相流的特殊条件下,无纲量参数斯托克斯数Stk、雷诺数Re和颗粒物密度等一些参数对冲击采样器设计的影响,研究了这些参数与煤矿作业环境下的特殊条件之间的关系,根据环境特点对冲击采样器结构的改进进行了探讨。
3) 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)。
4) respirable dust
呼吸尘
1.
The laboratory tests and underground application show that this dust suppression technique has re-markable effect on the total dust,especially on the respirable dust.
实验室试验和井下使用结果表明，这种喷雾降尘技术对总粉尘，特别是对呼吸尘具有显著的降尘效果。
5) whole class works individual workers respirable dust
全工班个体呼吸性粉尘
1.
To explain whole class works individual workers respirable dust monitoring systematic monitoring program、monitoring process and effect analysis,proposed targeted dust-proof countermeasures.
阐述了全工班个体呼吸性粉尘监测系统性的监测方案、监测过程及效果分析,提出了有针对性的防尘对策。
6) powerd air-purifying respirator
电动滤尘呼吸器
补充资料：吸气性呼吸困难
吸气性呼吸困难
inspiratory dyspnea
由于喉、气管、大支气管的炎症、水肿、肿瘤或异物等引起狭窄或梗阻所致的呼吸困难。其特点是吸气显著困难，高度狭窄时呼吸肌极度紧张，胸骨上窝、锁骨上窝、肋间隙在吸气时明显下陷(称为三凹征），可伴有干咳或高调的吸气性哮鸣音。
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