[×Û]»ùÓ°ÈÌÕßÕü¾È¼Æ»®- µÚ40²¿·Ö

¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D±¾ÎĶÀ¼Ò·¢±íÓÚ½ú£ü½­ÎÄѧ³Ç
¡­¡­¡­¡­¡­¡­¡­¡­¡­¡­¡­¡­

73¡£chapter¡¡73

¡¡¡¡¡¡¡¡±¾ÎĶÀ¼Ò·¢±íÓÚ½ú£ü½­ÎÄѧ³Ç¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D

¡¡¡¡¡¡¡¡±¾ÎĶÀ¼Ò·¢±íÓÚ½ú£ü½­ÎÄѧ³Ç¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D±¾ÎĶÀ¼Ò·¢±íÓÚ½ú£ü½­ÎÄѧ³Ç

¡¡¡¡¡¡¡¡¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D
¡­¡­¡­¡­¡­¡­¡­¡­¡­¡­¡­¡­

74¡£chapter¡¡74

¡¡¡¡¡¡¡¡±¾ÎĶÀ¼Ò·¢±íÓÚ½ú£ü½­ÎÄѧ³Ç¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨D¨