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本研究对钨矿生产环境中不同工种呼吸性粉尘浓度与总粉尘浓度关系作一探讨。一、材料与方法选择钨矿风钻、爆破、支柱、运输、手锤、测尘、其他、干式破碎和洗矿等９个工种，采用山西太原中国辐射防护研究院研制的ＣＸＦ２Ｆ型个体采样仪（用中国预防医学科学院劳动卫生...
In this study, the relationship between the concentration of respirable dust and the total dust concentration of different types of workers in the tungsten ore production environment was discussed. I. Materials and Methods Nine types of work, including tungsten mine blasting, blasting, props, transportation, hand hammering, dust detection, others, dry crushing and ore washing, were selected using the CXF-2F individual developed by the Institute of Radiological Protection of Taiyuan, Shanxi Province Sampler (with Chinese Academy of Preventive Medicine labor and health ...