µÚÁù°Ù°ËʮһÕ ·ÇÄḚ̈ÉúÅÂËÀ,ʵÄËͬÉú¹²ËÀ(1/2)
¼«ÓÐ»Ãæ¸Ð£¬ã¶ÊÇÈÃÃÎÉñ»ú¸Ð¾õµ½ÁËÒ»¹ÉÁ¹Òâ¡£
³Ô·ï»ËµÄ¸òó¡Ò²¿ªÊ¼°ÑÕ½ÂíµÄçÖÉþ°óÔÚÁËÁíÍâÒ»¿ÃСÊ÷µÄÊ÷¸ÉÉÏ£¬Ò»±ß°ó×ÅçÖÉþ£¬Ò»±ßËûµÄÁ³ÉÏÁ÷¶³öÁ˲»Ð¼µÄЦÈÝ¡£
µÚÁù°Ù°ËʮһÕ ·ÇÄḚ̈ÉúÅÂËÀ,ʵÄËͬÉú¹²ËÀ(1/2),µã»÷ÏÂÒ»Ò³¼ÌÐøÔĶÁ