%0 Journal Article %T Ç£ÒýÖÎÁƾ±×µ²¡ÁÆÐ§·ÖÎö %A ÎÀ¾°ÁÁ %J - %D 1994 %U http://journal08.magtechjournal.com/Jwk_wjyx/CN/abstract/abstract10332.shtml