·µ»Ø

Íò¹ÅÉñµÛ£¨Íò¹ÅÉñµÛÕÅÈô³¾£©

Ê×Ò³
¹ØµÆ
»¤ÑÛ
×ÖÌ壺
´ó
ÖÐ
С
µÚ¶þǧһ°ÙÆßÊ®ÎåÕ ±©·çÓêÀ´ÁÙ(1/2)
   ´æÊéÇ© Êé¼Ü¹ÜÀí ·µ»ØÄ¿Â¼
ÈÃÈËÎÞÓïµÄÊÇ£¬×î½üÌìµÛ´«£¬Ò²ÊÇÖØÒª¾çÇ飬дÆðÀ´Ò²Í·ÌÛ¡£
µÚ¶þǧһ°ÙÆßÊ®ÎåÕ ±©·çÓêÀ´ÁÙ(1/2),µã»÷ÏÂÒ»Ò³¼ÌÐøÔĶÁ
ÉÏÒ»Õ Ŀ¼ ÏÂÒ»Ò³