ÍõäÞ 2013-07-10 14:51
´ð°¸£ºCÁ½Á½Ïà¼ÓÓÐA B A C A D A E B C B D B E C D C E D E¹²10ÖÖ£¬¶øÖ»ÓÐ8ÖÖ£¬ÔòÆäÖÐÓÐÁ½×éÊÇÒ»ÑùµÄ½á¹û£¬ÄDZض¨ÊÇÁ½¸öÊýºÍÁíÁ½¸öÊýÏà¼ÓÒ»Ñù£¬¶øÇÒÓÐÁ½¶ÔÕâÑùµÄÊý¡£ÉèA B=C D A E=B C ×éºÏ»¹Ê£A B A C A D A E B D B E C E D EÁ½Ê½¼õ¿ÉµÃ2B=D EÊý×ÖÖÐÖ»ÓÐ28,42ÊÇżÊý£¬ÔòB¿ÉÄÜÊÇ14»òÕß21£¬²¢ÇÒD E=28»ò42ÔòB D B E=56»òÕß84 ¶ø8¸öÊýÖÐûÓÐÏà¼ÓΪ56µÄ£¬ËùÒÔB=21£¬ B D B E=84 8¸öÊýÏà¼ÓΪ84µÄÊÇ39£¬45ËùÒÔB D B E39ºÍ45,B=21 ËùÒÔD,EΪ24,18ÓÐÁËB=21£¬D£¬E=24,18£¬ÊýÖÐ39=B E 45=B D D E=42»¹Ê£17,25,28,31,34,A B A C A D A E C EBDE,°´Ë³ÐòÅÅ18,21,24£¬¼ÓAºóµÄÖµÔÚ17,25,28,31,34 ÖУ¬²»ÄÑ¿´³ö¼ÓAºóµÄֵΪ25,28,31 A=7A B=28 A D=31 A E=25Ê£ÏÂ17,34ºÍA C C E A=7 E=24 ËùÒÔC=10×ÛÉÏ7,21,10,24,18°´Ë³Ðò¾ÍÊÇ7,10,18,21,24