×òÌì·¢ÁËÁ½¸öµ¥Õ¶¼±»ÆÁ±ÎÁË£¬ÔÒò²»Ã÷£¬Äǵ¯¿ÇÑÔ¼òÒâêàÉÙ˵Á½¾ä¡£
Ê×ÏÈ˵Ã÷һϣ¬µ¯¿ÇÕâ»á¸Ðð»¹Ã»Óкã¬Ó¦¸ÃÊǸÐð£¬ÖصãÊDZÇÈûºÍÁ÷Ìé¡¢¿ÈËԺͿÈ̵µÄÖ¢×´£¬°´Àí˵²»Ó¦¸ÃÊÇ·ÎÑ×£¬Ã»ÓнӴ¥ÇþµÀ¡£
µ«µ¯¿Ç»¹ÊǺܻţ¬ÐÄÀïûµ×£¬²»È·¶¨×Ô¼ºµ½µ×Ôõô»ØÊ£¬ËùÒÔ×î½üдµÄÒ²²»ÔÚ״̬£¬ËäÈ»ÊýÁ¿±£³ÖסÁË£¬µ«ÖÊÁ¿±ÈÖ®ÒÔǰӦ¸ÃÏ»¬Á˲»ÉÙ¡£
·´Õý°É£¬µ¯¿ÇµÄ״̬ȷʵ²»ºÃ£¬ÇéÐ÷ÓÐЩÍÇ£¬×î½ü³ÁÃÔ¶·µØÖ÷£¬½¹ÂÇÖ¢Óеã̧ͷµÄÃçÍ·¡£
ÉíÌåºÍ¾«ÉñÉϵÄÎÊÌâÑÏÖØÓ°ÏìÁ˵¯¿ÇµÄ´´×÷ÈÈÇ飬ÔÙ¾ÍÊÇÒ»¸öÑÏÖØÓ°Ïì´´×÷µÄÊÇ×ÊÁϵÄȱ·¦£¬µ¯¿Ç»ØÀϼҹýÄêÁË£¬Ö»´øÁËÁ½±¾Ê飬·Ö±ðÊÇ¡¶ÁîÈËºÃÆæµÄ·ÇÖÞ¶¯Îï+Ö²Îï¡·ºÍ¡¶²©Îï´Çµä¡·£¬µ±Ê±ÏëµÄÊÇÔÚÀϼҹýÄê´ý¸ö¼¸Ìì¾Í»Ø³ÇÀËùÒÔ²»ÐèҪ׼±¸ºÜ¶à×ÊÁÏ¡£
µ«ÏÖÔÚ¿´À´¹é³ÌÒ£Ò£ÎÞÆÚ£¬ÒòΪ´ó¼Ò¶¼ÖªµÀµÄÔÒò£¬µ¯¿Çû·¨Ìáǰ»ØÈ¥ÁË¡£
Ï£Íû´ó¼ÒÁ½â(1/2),µã»÷ÏÂÒ»Ò³¼ÌÐøÔĶÁ