%0 Journal Article %T Ê®¶þÍé»ùÁòËáÄÆ/±½¼×´¼/ˮ΢ÈéÒºÖзÔàçຶÔÝìµÄÓ«¹ââ§Ãð %A ¹ùϼ %A Ðì»Û %A ¹ùÈÙ %J ÎïÀí»¯Ñ§Ñ§±¨ %D 2002 %K Ê®¶þÍé»ùÁòËáÄÆ %K ΢ÈéÒº %K ±½¼×´¼ %K Ýì %K Ó«¹ââ§Ãð %K ·Ôàçຠ%U http://www.whxb.pku.edu.cn/CN/abstract/abstract24290.shtml