·µ»Ø

ÖîÌìͶӰ

Ê×Ò³
¹ØµÆ
»¤ÑÛ
×ÖÌ壺
´ó
ÖÐ
С
ûÓÐʲôһ³É²»±ä(1/2)
   ´æÊéÇ© Êé¼Ü¹ÜÀí ·µ»ØÄ¿Â¼
    ÉÏÒ»Õ£¬±¾ÕÂ˵ÀÓÐÈËÖÊÒÉ£¬ËµÄϼ«¶¼»ìÔªÎÞ¼«£¬¶øÊ¦µÜÃDzŰ벽»ìÔª£¬Óе㲻Àí½â¡£

    Ê×ÏÈ£¬¾ÍÓÐÒ»¸öÎóÇø¡£

    ÎóÇø¾ÍÊÇ£¬ËùÓÐÈ˵ÄʵÁ¦¾ÍÊÇÒ»³É²»±äµÄÂ

    ¸÷λÐֵܲ»ÖªµÀ£¬ÊÀ¼äÓÐÒ»¾ä»°£¬½ÐשÆö³Çǽ£¬ºóÀ´Õß¾ÓÉÏ£¿

    Ò»»ìãçÎåÊ®ÁùÒÚÄ꣬һÁ¿½ÙÎåÊ®ÁùÒÚ»ìã磬ÎåÊ®ÁùÒÚÁ¿½Ù£¬Ò»ÎÞÁ¿Á¿½Ù¡£

    ×î³õ£¬Á¿½ÙÊÇʱ¼äµ¥Î»£¬ÎÒÉ趨ÀÂÞ²TÒԽٳɵÀ£¬¿ªÎÞÁ¿Á¿½Ù£¬ÎªÖîÌìħ׿£¬Ö®ºó£¬²Å»á³ÉΪ½ÙÊý¡£

    ÄÇô£¬ÒÔÌ«Ò׺é»ÄΪԴͷ£¬Ì«Ò×±¾ÉíÍòÍò½Ù£¬Ì«Ò×Ö®ºóÍòÍò½Ù£¬ËùÓÐÈ˵ÄʵÁ¦¶¼ÊÇÒ»³É²»±äµÄÂ

    ÊÀ¼äΨһ²»±äµÄ£¬¾ÍÊDz»±ä±¾Éí¡£
ûÓÐʲôһ³É²»±ä(1/2),µã»÷ÏÂÒ»Ò³¼ÌÐøÔĶÁ
ÉÏÒ»Õ Ŀ¼ ÏÂÒ»Ò³