·µ»Ø

ÎÒÊÇ·´ÅÉ

Ê×Ò³
¹ØµÆ
»¤ÑÛ
×ÖÌ壺
´ó
ÖÐ
С
µÚ¾Å°Ù°ËÊ®¾ÅÕÂ ÕæÕýµÄ²¼¾ÖÕß(1/2)
   ´æÊéÇ© Êé¼Ü¹ÜÀí ·µ»ØÄ¿Â¼
ÖÁʼÖÁÖÕ£¬¶¼Ö»ÓÐÒ»¸öÈËÄܹ»¶´Ï¤Ò»ÇУ¬ÄǾÍÊÇÖÜÎÄ¡£

    ËûµÄÊÓÒ°£¬ÉõÖÁº­¸ÇסÁËÍþ¶ûÈ˵ÄÎÄÃ÷¡£

    ¡­¡­

µÚ¾Å°Ù°ËÊ®¾ÅÕÂ ÕæÕýµÄ²¼¾ÖÕß(1/2),µã»÷ÏÂÒ»Ò³¼ÌÐøÔĶÁ
ÉÏÒ»Õ Ŀ¼ ÏÂÒ»Ò³