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https://www.riss.kr/link?id=M10461503
[Washington] : U.S. Dept. of the Interior, Mining Enforcement and Safety Administration, [1976]
1976
영어
620.23
단행본(다권본)
District of Columbia
The noise environment of the underground coal mine / by Thomas G. Bobick and Dennis A. Giardino ; Pittsburgh Technical Support Center.
[1], ii, 26 p. : ill. ; 27 cm.
MESA informational report ; 1034 Informational report (United States. Mining Enforcement and Safety Administration) ; 1034.
Item 637-A.
Includes bibliographical references.
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