·µ»Ø

ÍøÓÎÖ®÷¼÷ÃÒ²·è¿ñ

Ê×Ò³
¹ØµÆ
»¤ÑÛ
×ÖÌ壺
´ó
ÖÐ
С
µÚһǧËİٰËÊ®°ËÕ Òó˹µÄÕð¾ª(1/2)
   ´æÊéÇ© Êé¼Ü¹ÜÀí ·µ»ØÄ¿Â¼
÷¼÷㬸ղÅÌýÄãÔÚÕâɵЦ£¬ÊDz»ÊÇÓֵõ½ºÃ¶«Î÷ÁË£¿¡±

µÚһǧËİٰËÊ®°ËÕ Òó˹µÄÕð¾ª(1/2),µã»÷ÏÂÒ»Ò³¼ÌÐøÔĶÁ
ÉÏÒ»Õ Ŀ¼ ÏÂÒ»Ò³