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NIOSH Recommendations for Occupational Safety and Health Standards
National Institute for Occupational Safety and Health
出版
U.S. Department of Health and Human Services, Public Health Service, National Institute for Occupational Safety and Health, Centers for Disease Control
, 1985
URL
http://books.google.com.hk/books?id=t2XuGAAACAAJ&hl=&source=gbs_api