Keywords: Personal Dust Monitor NIOSH 2010.jpg low quality ru Изоб ажение пе сонального пылеме а кото ый выдаёт езультат изме ения концент ации пыли в еальном масштабе в емени Source http //www cdc gov/niosh/mining/UserFiles/works/pdfs/eotwh pdf Fig 3a in EVALUATION OF THE WET HEAD CONTINUOUS MINER TO REDUCE RESPIRABLE DUST 2015-04-29 http //www cdc gov/niosh/mining/UserFiles/works/pdfs/eotwh pdf EVALUATION OF THE WET HEAD CONTINUOUS MINER TO REDUCE RESPIRABLE DUST Fig 3a Jeffrey M Listak Gerrit V R Goodman and Timothy W Beck other versions PD-USGov Uploaded with UploadWizard Workplace safety National Institute for Occupational Safety and Health |