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다국어입력
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Byeong Kyu Lee, Michael J. Ellenbecker, | The Korean Environmental Sciences Societ | 1998 ,
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Min-Ho Lee, Joon-Seo Lee, Kyung-Ok Cha, | 대한기계학회 | 2003 ,
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Gyeung Ho Choi,Sung Bin Han,Yon Jong Chung, | 대한기계학회 | 2003 ,