呼吸性粉尘指所采集的粉尘空气动力学直径均在7.07微米以下，而且空气动力学直径5微米粉尘的采集效率为50%，此粉尘为呼吸性粉尘。呼吸性粉尘能沉积于肺泡，对人体危害很大。
呼吸性粉尘除尘效率 respirable dust collection efficiency
呼吸性粉尘采样器 SKC Collection Efficiency
呼吸性粉尘个体采样器 Personal sampler for respirable dust
Therefore, it is of great importance to conduct the research on wet dust collector and raise its removal efficiency for respirable dust while ensuring its removal efficiency for total dust.
因此，开展湿式除尘器的研究，在保障其总粉尘除尘效率的同时，提高其呼吸性粉尘除尘效率具有重要意义。
参考来源 - 湿式旋流除尘器的研究及应用·2,447,543篇论文数据，部分数据来源于NoteExpress
说明空气中呼吸性粉尘的含量随着粉尘浓度的增高而增加。
Respiratory dust content in air I creases with raising of dust concentration.
目的探讨地质勘探行业呼吸性粉尘危害程度分级技术标准的制订方法，为粉尘危害分级管理提供科学依据。
Objective to study the method to classify respirable dust harmfulness degree in geological exploration profession so as to provide scientific basis for its management.
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。
To explain whole class works individual workers respirable dust monitoring systematic monitoring program, monitoring process and effect analysis, proposed targeted dust-proof countermeasures.
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