µÚһǧËİÙÁãÁùÕÂÃϼÒÍþ±Æ(1/2)
Ö»ÊÇËû»¹Ã»ÓÐÏëͨ£¬Ò¶÷ëΪʲôÓÐÓÂÆøÀ´¶Ô¿¹Ëû£¿Ò¶÷ëËäÈ»»÷°ÜÁËÃÏ·²¹ó£¬µ«¾ÝËû²Â²â£¬Ò¶÷ë¶¥¶àÊÇÁ齫ºóÆÚ¡£²»»áÊÇÁ齫áÛ·å¶ÔÊֵġ£
ÄѵÀÊÇÌï¼ÉÈüÂí£¬ÖеÈÂí¶ÔÉϵÈÂíµÄ¼Æ²ß£¿
ºä£¡
Á½È˹¥»÷ÅöײÔÚÒ»Æð¡£
µÚһǧËİÙÁãÁùÕÂÃϼÒÍþ±Æ(1/2),µã»÷ÏÂÒ»Ò³¼ÌÐøÔĶÁ