ÌâÄ¿ÄÚÈÝ
£¨±¾Ð¡ÌâÂú·Ö8·Ö£©

¡¾Ð¡Ìâ1¡¿£¨1£©Ç뽫±íÒ»ºÍͼһÖеĿÕȱ²¿·Ö²¹³äÍêÕû£®
¡¾Ð¡Ìâ2¡¿£¨2£©¾ºÑ¡µÄ×îºóÒ»¸ö³ÌÐòÊÇÓɱ¾ÏµµÄ300ÃûѧÉú½øÐÐͶƱ£¬ÈýλºòÑ¡È˵ĵÃƱÇé¿öÈçͼ¶þ£¨Ã»ÓÐÆúȨƱ£¬Ã¿ÃûѧÉúÖ»ÄÜÍƼöÒ»¸ö£©£¬Çë¼ÆËãÿÈ˵ĵÃƱÊý£®

¡¾Ð¡Ìâ3¡¿£¨3£©ÈôÿƱ¼Æ1·Ö£¬ÏµÀォ±ÊÊÔ¡¢¿ÚÊÔ¡¢µÃƱÈýÏî²âÊԵ÷ְ´

¡¾Ð¡Ìâ1¡¿½â£º£¨1£©90£»²¹³äºóµÄͼÈçÏ£¨Ã¿Ïî1·Ö£¬¼Æ2·Ö£©
![]() |
¡¾Ð¡Ìâ2¡¿£¨2£©A£º

B£º

C£º

£¨·½·¨¶Ô1·Ö£¬¼ÆËã½á¹ûÈ«²¿ÕýÈ·1·Ö£¬¼Æ2·Ö
¡¾Ð¡Ìâ3¡¿£¨3£©A£º

B£º

C£º

Bµ±Ñ¡
£¨·½·¨¶Ô1·Ö£¬¼ÆËã½á¹ûÈ«²¿ÕýÈ·1·Ö£¬ÅжÏÕýÈ·1·Ö£¬¼Æ3·Ö½âÎö:
ÂÔ

Á·Ï°²áϵÁдð°¸
Ïà¹ØÌâÄ¿