%0 Journal Article %T ƶѪ¼ø±ðÕï¶Ïר¼Òϵͳ %A ÕÅÁë %A ÐìÊéÕæ %A ɳÕùÓ %A ¹ùÄËÈà %A ³ÂÀ¼·¼ %J - %D 1994 %U http://journal08.magtechjournal.com/Jwk_wjyx/CN/abstract/abstract8046.shtml