µÚһǧ¶þ°ÙÈýÊ®ÎåÕÂÁ½¸öµç¾ºÐÂÐãµÄ¶Ô¾ö(1/2)
µ±ÄǸöÐþÎä¹úµÄµç¾ºÐÂÐãÍòÎ÷ÁÁ£¬ËûºÍÄǸöĽÊÀÕæ¾ºÕùʱ£¬ÄǸöĽÊÀÕæÆäʵÊǿ־åµÄ¡£
±Ï¾¹ÄǸöĽÊÀÕæµÄµç¾º¾ãÀÖ²¿µÄ¹æÄ££¬»¹ÓÐËûµÄµç¾º¾ãÀÖ²¿µÄÈËÊý¶¼²»ÄܺÍÄǸöÍòÎ÷ÁÁÏà±È¡£
²»¹ý£¬ÄǸöÐþÎä¹úµÄµç¾º´óºàκ̩ǿ£¬Ëû³öÃæºÍÄǸöÍòÎ÷ÁÁ½øÐÐÁ˾ºÕù¡£
µÚһǧ¶þ°ÙÈýÊ®ÎåÕÂÁ½¸öµç¾ºÐÂÐãµÄ¶Ô¾ö(1/2),µã»÷ÏÂÒ»Ò³¼ÌÐøÔĶÁ