µÚÁ½°Ù¶þʮһÕ ¾º¼¼³¡µÄ¾ö¶·£¨Ò»£©(1/2)
·ÅÔÚÎäÏÀС˵ÖУ¬²»ÂÛÄãÊÇСÀî·Éµ¶¡¢ÈýÉÙÒ¯µÄ½£¡¢Áú·ï»·Ö®À࣬ÄãÎ书Ôٺ㬵ÀÐÄÔÙÇ¿£¬ÓµÓкεȽ£ÐÄÓë½£Ò⣬Äã»÷ÖÐÎÒ£¬²»ÄÜÉ˺¦ÎÒ·ÖºÁ£¬ÄǾÍÖ»ÓÐËÀ¡£
ÍþÁ®µÄ¸ÖÌúÖ®Çû£¬²¢·ÇÊÇãåÔ¡ÁúѪ£¬Ò²·ÇãåÔ¡Áúµ°µÄµ°Òº£¬¶øÊÇÁú×åÁÛÆ¬×Ô´øµÄ¸ÖÌúÖ®Çû£¬ÔÚÆæ»ÃÊÀ½çÁúÁÛ±¾À´¾ÍÊÇ¿ÉÒÔÄÃÀ´´òÔì×î¼á¹ÌµÄ¶ÜÓë×î·æÀûµÄ½£¡£
µÚÁ½°Ù¶þʮһÕ ¾º¼¼³¡µÄ¾ö¶·£¨Ò»£©(1/2),µã»÷ÏÂÒ»Ò³¼ÌÐøÔĶÁ