¹ØÓÚÕâ±¾ÊéµÄºóÐøÄÚÈÝ£¬»¹ÔÚ²»¶ÏÍêÉÆ£¬²»¹ÜÊǽС±±ËùÓµÓеľ«Á飬»¹ÊǺ«óãÑÅ¡¢½ðľ¡¢ÄÏ¿ÂÕ½ºÍºÂµ¾Ãµ£¬ÒÔ¼°Ç°Ãæ³ö³¡¹ýµÄһЩÈËÎºóÐø¶¼»áÔٴγöÏÖ£¬ÓÐÒ»¸ö½»´ú¡£
ĿǰÕâ±¾ÊéµÄ¸üУ¬»á±£³ÖÔÚÒ»ÖÜÒ»¸ü»òÁ½¸ü£¬´ó¼ÒÓÐʲôÒâ¼ûÒ²¿ÉÒÔÁôÑÔ¡£
¹ØÓÚ¸üÐÂ(1/2),µã»÷ÏÂÒ»Ò³¼ÌÐøÔĶÁ