%0 Journal Article %T È­»÷ѵÁ·ÖµÚ1ÕÆ¹Ç»ùµ×¹ÇÕÛ13Àý·ÖÎö %A Ðì°¢±þ %A ÅáÈÊÄ£ %A ½ð²ÅÒæ %J - %D 1994 %U http://journal08.magtechjournal.com/Jwk_wjyx/CN/abstract/abstract12316.shtml