·µ»Ø

ÎÒ˵ÁËÎÒ»áʱ¹âµ¹Á÷

Ê×Ò³
¹ØµÆ
»¤ÑÛ
×ÖÌ壺
´ó
ÖÐ
С
ÍíÉÏÎÞ¸ü£¬Ã÷ÔçÒ»Æð¸ü(1/2)
   ´æÊéÇ© Êé¼Ü¹ÜÀí ·µ»ØÄ¿Â¼
½ñÌì³öÈ¥Ò»Ì˰ìµãÊ£¬»ØÀ´ÓеãÍí£¬ÍíÉÏÕâÕÂÀ´²»¼°ÁË£¬·ÅÃ÷ÔçÒ»Æð¸üÐÂÁË

    ¡¶ÎÒ˵ÁËÎÒ»áʱ¹âµ¹Á÷¡·ÍíÉÏÎÞ¸ü£¬Ã÷ÔçÒ»Æð¸ü

    ÕýÔÚÊÖ´òÖУ¬ÇëÉÔµÈÆ¬¿Ì£¬ÄÚÈݸüкó£¬ÇëÖØÐÂË¢ÐÂÒ³Ãæ£¬¼´¿É»ñÈ¡×îиüУ¡
ÍíÉÏÎÞ¸ü£¬Ã÷ÔçÒ»Æð¸ü(1/2),µã»÷ÏÂÒ»Ò³¼ÌÐøÔĶÁ
ÉÏÒ»Õ Ŀ¼ ÏÂÒ»Ò³