%0 Journal Article %T ·Îĸϸ°ûÁö1Àý %A ¶¡Ó %A ´ÞÌÎ %A ÍõËÉº× %J - %D 1993 %U http://journal08.magtechjournal.com/Jwk_wjyx/CN/abstract/abstract11334.shtml