·µ»Ø
×ÛÍøµÄÎ×£º´Ó°¬ÔóÀ˹³Ôµ½É½º£¾
Ê×Ò³
¹ØµÆ
»¤ÑÛ
×ÖÌ壺
´ó
ÖÐ
С
µÚÆß°ÙËÄʮһÕ °Â¹Å˹ÈðÖ®Ô¨µÄÖÕÑÉØ¬ÃΣ¨Ò»¸ü£©(1/2)
´æÊéÇ©
Êé¼Ü¹ÜÀí
·µ»ØÄ¿Â¼
Ò×ÏÄ´ÓÐé¿ÕÊú¾®Ïà¹ØÊÀ½ç»ñµÃµÄÐé¿Õ½á¾§£¬Ä¿Ç°»¹¶ªÔÚÎïÆ·±³°üÀï¡£¡·È«ÎÄ×Ö¸üÐÂ,ÀμÇÍøÖ·:,
µÚÆß°ÙËÄʮһÕ °Â¹Å˹ÈðÖ®Ô¨µÄÖÕÑÉØ¬ÃΣ¨Ò»¸ü£©(1/2),µã»÷ÏÂÒ»Ò³¼ÌÐøÔĶÁ
ÉÏÒ»ÕÂ
Ŀ¼
ÏÂÒ»Ò³