%0 Journal Article %T ϸÕë´©´ÌÖÎÁƵ¥´¿ÉöÄÒÖ×40Àý±¨¸æ %A Àî¿¡Éö %A Àî»Ô %A ÍõÖÜÇÚ %A л·É %J - %D 1999 %K ϸÕë´©´Ì %K µ¥´¿ÉöÄÒÖ× %U http://journal08.magtechjournal.com/Jwk_wjyx/CN/abstract/abstract6353.shtml