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| View Original: | Protection Factors of filtering facepiece, measured in real time during work.jpg (2288x1024) | |||
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| Keywords: Protection Factors of filtering facepiece, measured in real time during work.jpg ru Коэффициенты защиты еспи ато а фильт ующей полумаски изме енные в еальном масштабе в емени п ямо во в емя аботы Счётные концент ации частиц пыли под маской и сна ужи в зоне дыхания изме ялась двумя оптическими пылеме ами для азных диапазонов азме ов частиц по-отдельности Источник The Annals of Occupational Hygiene 2005 Vol 49 3 pp 245-257 en Workplace protection factors of negative pressure half-mask respirator filtering facepiece measured in real time during work harvesting using combine The counting concentrations of dust particles under the mask and the outside in the breathing zone was measured with two optical dust meters for the different particle size ranges separately A source The Annals of Occupational Hygiene 2005 Vol 49 3 pp 245-257 2016-06-17 own AlexChirkin other versions cc-zero Occupational safety and health | ||||
