| black lung |
anthracosis: lung disease caused by inhaling coal dust
출처: wordnet.princeton.edu/perl/webwn
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| black lung |
a disease from breathing coal dust
출처: freepages.genealogy.rootsweb.com/~randyj2222/gendi...
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| black lung |
a respiratory disorder caused by repeated inhalation of coal dust over a number of years.
출처: www.mines.edu/Academic/econbus/ifp/glos-ener.html
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| black lung |
Payments to a disabled worker who worked in a coal mine or payments to his/her dependents, or survivors.
출처: info.dhhs.state.nc.us/olm/manuals/doa/sa/man/SA300...
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