²»ÖªµÀΪʲô£¬ÄǴλØÀ´ÒÔºó£¬ÎÒ¿ªÊ¼¾Ü¾ø´ó¸çµÄºÃ
û´í£¬ÊÇÍêÈ«µÄ¾Ü¾ø£¬ÎÒÄÜ¿´³öËûÑÛµ×µÄÆàÁ¹
µ«ÊÇÎÒû°ì·¨£¬ÄÇЩ»°¸øÎҴ̼¤Ì«´óÁË
ÎÞÂÛÊÇËÕǧºÉ»¹ÊÇÞyÜ·Çç
ÒѾµ½Á˼«ÏÞÁË£¬Ã»°ì·¨ÔÙ¼ÌÐøÆÛÆÏÂÈ¥ÁË
Îҵľ«Éñ¿ªÊ¼Ô½À´Ô½»Ðã±£¬ÄǼ¸¸öÈËÂÖÁ÷ÁÏÀí°Ö°ÖµÄºóÊ£¬Ò²ÂÖÁ÷ÕÕ¹ËÎÒ
¼¸ÌìµÄ²»Ãß²»ÐÝ£¬×ÝÈ»ÊÇÌúÈË£¬Ò²»á¿åµô
ÄãÔøÎªÎÒЦ¹ý(1/2),µã»÷ÏÂÒ»Ò³¼ÌÐøÔĶÁ