·µ»Ø

Ç×ÎÇÎÒµÄÎÞÁ¼Ð£²Ý

Ê×Ò³
¹ØµÆ
»¤ÑÛ
×ÖÌ壺
´ó
ÖÐ
С
àÍΪÖí¹·(1/2)
   ´æÊéÇ© Êé¼Ü¹ÜÀí ·µ»ØÄ¿Â¼
    ÀäÏã²»ÊǰְÖÇ×ÉúµÄ£¬ÊÇС½ð°¢Ò̺ÍÁíÒ»¸öÄÐÈ˵ÄÅ®¶ù£¿

    Àä±ùÓêºÍÀä±ùÔÆÌýµ½Õâ¶Î̸»°ÒÔºó³¹µ×ɵÁË

    ËûÃÇÖªµÀ°Ö°ÖµÄ¹ýÈ¥£¬Ëû´Óû°®¹ýÕâÈý¸öÆÞ×ÓÖеÄÈκÎÒ»¸ö

    ËûËù°®µÄÁíÓÐÆäÈË£¬Ö»²»¹ýÒòΪ¸¸Ä¸µÄ±ÆÆÈ²Å²»µÃ²»È¢ÄǸö½Ð×ö½ðÓ¨Ó¨µÄÅ®ÈËΪÆÞ£¬ÉúÏÂÁË´ó¸ç

    ¿ÉÊÇû¶à¾ÃÄǸöÅ®È˾ÍËÀÁË£¬ÓÚÊǰְÖÈ¢Á˵ڶþ¸ö½ÐËïÓñÑ©µÄÅ®ÈË£¬¡¢

    Õâ¸öÅ®ÈËÊǶþ¸çµÄĸÇ×£¬Ëý½Ðºá°Ïìè²»¿ÉÒ»ÊÀ£¬ÓÖÊÓÇ®²ÆÈçÉúÃü

    Ö»ÒªÓÐÇ®£¬Ëýʲô¶¼×öµÃ³öÀ´

    ¸¸Ç×Êܲ»ÁËËý¸úËýÀë»é£¬¿ÉÊÇËýΪÁËÇ®ºÍ¶ù×Ó£¬»¹ÊDz»¶ÏµÄ¸ú¸¸Ç×¾À²ø
àÍΪÖí¹·(1/2),µã»÷ÏÂÒ»Ò³¼ÌÐøÔĶÁ
ÉÏÒ»Õ Ŀ¼ ÏÂÒ»Ò³