ÐÑÀ´¡£
²»ÖªÉíÔںδ¦¡£
Ô¶·½´«À´ÇÃÖÓÉù£¬ÖÓÉùÇå´àÓÆÑï¡£
ÏëÀ´²»ÊǼÒÏç¡£
ÃÎÐѲ»ÖªÉíÊǿ͡£
Õö¿ªÑÛ£¬³¿¹â͸¹ýÖ½ºýµÄ´°»§ÕÕ½øÎÝ×Ó¡£ëüëʵĴº¹â£¬Õ§Ð¹ÔÚÊ®¼¸Æ½·½Ã×µÄÎÝÀÊÓÏß½¥½¥ÇåÎú£¬·½¿´ÇåÖÜÔâµÄ¾°Ïó¡£
ÒÀ¾ÉÊÇÖ½ºýµÄľ´°£¬´°»§µÄľ¿ò¼ÜÏë±ØÓÐЩÄêÍ·ÁË£¬ÖìɰɫµÄÆá²»ÖªÍÑÂäÁ˼¸Ðí£¬¾ÍÁ¬ºý´°»§µÄÖ½Ò²ÆÆËéЩÐí£¬¼¸µãÑô¹âͱ¿ªÁË´°»§Ö½µÄ¼¸¸öÁѿڣ¬»¯³É¼¸µÀ¹âÊø»ìºÏ×ÅÎÝÄÚÆ®É¢µÄ»Ò³¾£¬ÔÚÎÒÑÛǰббµØËæÒâµØ´Á×Å¡£
µÚÈýÕ ×îÃÀÊdz¯êÍ(1/2),µã»÷ÏÂÒ»Ò³¼ÌÐøÔĶÁ