Ìýµ½Å®æ´´óµÛµÄ»°ºó£¬°¢çæÁ¢Âí±§ÈµÀ£º¡°×ñÃü£¡Êô϶¨²»»á¹¼¸ºÄïÄïµÄʹÃü£¬Ò»¶¨ºÃºÃµÄÐÖúÀî°×ºÍ¶ÎÌì½¾£¬Íê³É´Ë·¬µÄ½¶«Ö®ÐУ¡¡±¶øÕâ¸öʱºò£¬Å®æ´´óµÛÔòºÜÊDz»·ÅÐĵĻº»ºµÄÆ®¶¯µ½Á˰¢çæµÄÃæÇ°£¬Å®æ´´óµÛµÄÄÇȹ°Ú³ñ´øËÄÖܲ»Í£µÄÆ®¶¯»Ã»¯×ÅÒ»¿é¿éµÄÕý·½ÐεľØÕó£¬ÄǾØÕóÉúÁËÓÖÃð£¬ÃðÁËÓÖÉú£¬Öܶø²»Ê¼£¬ÉúÉú²»Ï¢µÄÄ£ÑùÏñ¼«Á˱仯βâµÄÈËÊ¡£¡£
µÚ2116Õ ÖÊÒÉ2(1/2),µã»÷ÏÂÒ»Ò³¼ÌÐøÔĶÁ