Ëæ×Ŷ´¿ÚÈôò´©£¬µµµÄºÚÉ«ÆøÏ¢ÃÖÂþ³öÀ´£¬Ò»¹É¸¯ÐàµÄζµÀ£¬¼ÐÔÓ×ÅÄÑÎŵijôζÆËÃæ¶øÀ´¡£
°ØÐ¡±±Á¬Ã¦±ÕסºôÎü£¬Ëû¿É²»Çå³þÕâ¶«Î÷µ½µ×ÓÐûÓж¾£¬¼´Ê¹Èç´Ë£¬»¹ÊǸоõÒ»ÕóÔÎÑ££¬¹ûÈ»£¬Õâ¹ÉºÚÆøÀï¼ÐÔÓ×Ų»ÈõµÄ¶¾Æø¡£
ÕæÆøÔËת£¬Í¬Ê±ÕæÆøÐγÉÁËÒ»²ã±£»¤²ã£¬ÀïÃæµÄºÚÉ«ÆøÏ¢²»¶ÏÃÖÂþ³öÀ´£¬ÕâЩºÚÉ«µÄÆøÏ¢²»ÖªµÀÔÚÀïÃæ´æÔÚ¶à¾ÃÁË¡£
С´©É½¼×ÓÖ×êÁ˳öÀ´£¬ÕâÒ»´Î×ìÀïûÓеð×Åʲô¶«Î÷£¬ÏÔÈ»ÀïÃæÊÇûÓÐʲôºÃ¶«Î÷¡£
ÏëÌøµ½ËûµÄ¼ç°òÉÏ£¬²»¹ýÕâС¼Ò»ïÉíÉÏ¿ÉÊÇÓÐ׏ǻҵ쬰ØÐ¡±±ÄÄÀï¸ÒÈÃËû¿¿½ü£¬Ò»°ÍÕÆ¸øÅĵ½ÁËÒ»±ß¡£
¡°¸ÉÂï´òż¡¡¡±
µÚÒ»°ÙÁãÒ»Õ ½ðÈË(1/2),µã»÷ÏÂÒ»Ò³¼ÌÐøÔĶÁ