%0 Journal Article %T ӲĤÍâÆøÖ×Ö½ØÌ±ÖÎÓú1Àý %A Фʵ %A ³ÂѧȪ %A »ÆÉÙÁÖ %J - %D 2000 %K ӲĤÍâÂé×í %K ÆøÖ× %K ½ØÌ± %U http://journal08.magtechjournal.com/Jwk_wjyx/CN/abstract/abstract7466.shtml