·µ»Ø

Æò»îÌìÏÂ

Ê×Ò³
¹ØµÆ
»¤ÑÛ
×ÖÌ壺
´ó
ÖÐ
С
Çë¼Ù(1/2)
   ´æÊéÇ© Êé¼Ü¹ÜÀí ·µ»ØÄ¿Â¼
ÖÜÄ©£¬·ç·çÅãÁìµ¼³Ô·¹k¸è£¬×ß²»µô£¬ÈÃÎÒ°ïËûÇë¸ö¼Ù£¬Çë´ó¼ÒÔ­Á£¬Ã÷ÌìÁ½¸ü£¬»ã±¨Íê±Ï¸øÁ¦ ¡±xinwu¡± Î¢ÐŹ«Öںţ¬¿´¸ü¶àºÃ¿´µÄ£¡
Çë¼Ù(1/2),µã»÷ÏÂÒ»Ò³¼ÌÐøÔĶÁ
ÉÏÒ»Õ Ŀ¼ ÏÂÒ»Ò³