%0 Journal Article %T 25% ˪ùÍþ£¿¼×˪Áé¿ÉʪÐÔ·Û¼Á·ÀÖλƹÏ˪ù²¡Ò©Ð§ÊÔÑé %A ¹¢¹ó¹¤ %A ´ú½­Ìì %A ÇÇ¡¡·ã %J ±±·½Ô°ÒÕ %D 2010 %R 10.11937/bfyy.201002070 %K »Æ¹Ï %K ˪ù²¡ %K 25%˪ùÍþ£¿¼×˪Áé¿ÉʪÐÔ·Û¼Á %K ·ÀЧ %U http://bfyy.haasep.cn/oa/DArticle.aspx?type=view&id=201002070