·µ»Ø

È˼äÔÓ̸

Ê×Ò³
¹ØµÆ
»¤ÑÛ
×ÖÌ壺
´ó
ÖÐ
С
õ®õ­¹à¶¥(1/2)
   ´æÊéÇ© Êé¼Ü¹ÜÀí ·µ»ØÄ¿Â¼
    Ò»Ö±ÒÔÀ´ÎÒ¶¼ÔÚ˼Ë÷×ÅÔõôȥÌֺñðÈË£¬ÏÖÔÚÎҲŷ¢ÏÖ£¬ÎÒ²»±ØÈ¥ÌֺñðÈË£¬Ö»ÐèÒª×ö×Ô¼º£¬¼á³Ö×ö×Ô¼º£¬¾ÍÄÜÎüÒýÒ»°ï¶ÔÎÒÓÐ×ÅÃÀÀöµÄÎó½âµÄÈËÁË¡£

    ×ÝÈ»ÊÇÎó½â£¬Ò²Âú×ãÁËÈ˵ÄÐéÈÙ£¬ÐéÈÙ¾ÍÊÇÔÚ²»Í¬³Ì¶ÈµÄÎó½âÀï·áÂúÆðÀ´µÄ¡£
õ®õ­¹à¶¥(1/2),µã»÷ÏÂÒ»Ò³¼ÌÐøÔĶÁ
ÉÏÒ»Õ Ŀ¼ ÏÂÒ»Ò³