ÌâÄ¿ÄÚÈÝ

ÈçͼËùʾ£¬ÔÚ¹úÇìÔıøÑÝÏ°ÖУ¬Ä³Ö±Éý·É»úÔÚµØÃæÉÏ¿Õij¸ß¶ÈAλÖô¦ÓÚ¾²Ö¹×´Ì¬´ýÃü£¬½ÓÉϼ¶ÃüÁҪÇó¸Ã»ú10ʱ58·ÖÓɾ²Ö¹×´Ì¬ÑØˮƽ·½Ïò×÷ÔȼÓËÙÖ±ÏßÔ˶¯£¬10ʱ58·Ö50Ãëµ½´ïBλÖã¬È»ºó¾Í½øÈëBC¶ÎµÄÔÈËÙÊÜÔÄÇø£¬10ʱ59·Ö40Ãë׼ʱͨ¹ýCλÖã¬ÒÑÖªSBC  =10km¡£ÎÊ£º

£¨1£©Ö±Éý·É»úÔÚBC¶ÎµÄËٶȴóСÊǶàÉÙ£¿

  (2£©Ö±Éý·É»úÔÚAB¶Î×öÔȼÓËÙÖ±ÏßÔ˶¯Ê±µÄ¼ÓËٶȴóСÊǶàÉÙ£¿

(3£©AB¶ÎµÄ¾àÀëΪ¶àÉÙ£¿

£¨1£©200m/s £¨2£©£¨3£©5000m


½âÎö:

£¨1£©BC¶Î

           

£¨2£©

£¨3£©

Á·Ï°²áϵÁдð°¸
Ïà¹ØÌâÄ¿

Î¥·¨ºÍ²»Á¼ÐÅÏ¢¾Ù±¨µç»°£º027-86699610 ¾Ù±¨ÓÊÏ䣺58377363@163.com

¾«Ó¢¼Ò½ÌÍø