·µ»Ø

ÏÉ·½£ÐÐ

Ê×Ò³
¹ØµÆ
»¤ÑÛ
×ÖÌ壺
´ó
ÖÐ
С
¸÷λÊéÓÑÃÇ(1/2)
   ´æÊéÇ© Êé¼Ü¹ÜÀí ·µ»ØÄ¿Â¼
Õ⼸ÌìÒòΪÉú»îÖÐÓÐÌ«¶à²»Ë³ÐĵÄÊ£¬ËùÒÔÎÒ²»µÃ²»Í£¸üÁ˼¸Ì죬µ«ÊÇ´ó¼Ò·ÅÐÄ£¬´ÓÃ÷ÌìÆðÎÒÒ»¶¨±£Ö¤Ã¿ÈÕÒ»¸ü¡£×îºó¶àл¸÷λµÄÖ§³Ö£¡
¸÷λÊéÓÑÃÇ(1/2),µã»÷ÏÂÒ»Ò³¼ÌÐøÔĶÁ
ÉÏÒ»Õ Ŀ¼ ÏÂÒ»Ò³