·µ»Ø
ΪÁ˳ÉΪӢÁéÎÒÖ»ºÃÔÚÀúÊ·Àï¸ãÊÂ
Ê×Ò³
¹ØµÆ
»¤ÑÛ
×ÖÌ壺
´ó
ÖÐ
С
µÚһǧһ°Ù°ËÊ®ÎåÕ ¿´µ½»ÙÃ𣬺ÁÎÞ°ì·¨(1/2)
´æÊéÇ©
Êé¼Ü¹ÜÀí
·µ»ØÄ¿Â¼
¡°ÎÒ¿´µ½ÁË»ÙÃð£¬È´²»ÖªµÀ»ÙÃðµÄʱ¼ä£¬Ò²²»ÖªµÀ»ÙÃðµÄÔÒò......ÎÒÏÝÈëÁ˻̿֡£¡±¡·È«ÎÄ×Ö¸üÐÂ,ÀμÇÍøÖ·:,
µÚһǧһ°Ù°ËÊ®ÎåÕ ¿´µ½»ÙÃ𣬺ÁÎÞ°ì·¨(1/2),µã»÷ÏÂÒ»Ò³¼ÌÐøÔĶÁ
ÉÏÒ»ÕÂ
Ŀ¼
ÏÂÒ»Ò³