·µ»Ø
ÒýÆÞÈ뻳£º¹ËÉÙÇë×ÔÖØ
Ê×Ò³
¹ØµÆ
»¤ÑÛ
×ÖÌ壺
´ó
ÖÐ
С
×ÔÊ×(1/2)
´æÊéÇ©
Êé¼Ü¹ÜÀí
·µ»ØÄ¿Â¼
¡£Áֳл¶×ßµ½Ëû¸úǰ¡£
×ÔÊ×(1/2),µã»÷ÏÂÒ»Ò³¼ÌÐøÔĶÁ
ÉÏÒ»ÕÂ
Ŀ¼
ÏÂÒ»Ò³