·µ»Ø
È˼äÔÓ̸
Ê×Ò³
¹ØµÆ
»¤ÑÛ
×ÖÌ壺
´ó
ÖÐ
С
¶àµãÆð·ü(1/2)
´æÊéÇ©
Êé¼Ü¹ÜÀí
·µ»ØÄ¿Â¼
ÎÒµÄÎÄ×ÖÏÖÔڸɰͰ͵ģ¬Ð´ÍêÒ»±é£¬×Ô¼º¶Á¶¼¶Á²»½øÈ¥¡£ÈË»¹ÊÇÒª¶àÒ»µãÇéÐ÷Æð·ü£¬Ð´³öÀ´µÄ¶«Î÷²ÅÓÐÖÓÐζ¡£
¶àµãÆð·ü(1/2),µã»÷ÏÂÒ»Ò³¼ÌÐøÔĶÁ
ÉÏÒ»ÕÂ
Ŀ¼
ÏÂÒ»Ò³