고체윤활제 $Cu_2S$ 첨가 소결청동의 미끄럼 마찰마모특성 연구
(A Study of Sliding Friction and Wear Properties for Bronze added $Cu_2S$ as Solid Lubricants)
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- Tribology and Lubricants
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- 제23권2호
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- pp.66-72
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- 2007