ÌâÄ¿ÄÚÈÝ
"´óÑóÒ»ºÅ"Å䱸ÓÐÒ»ÖÖÉùÄÅ̽²âϵͳ£¬ÓÃËü¿Ë²âÁ¿º£Ë®Éî¶È¡£ÆäÔÀíÊÇ£ºÓó¬Éù²¨·¢ÉúÆ÷´¹Ö±Ïòº£µ×·¢É䳬Éù²¨£¬³¬Éù²¨ÔÚº£µ×»á·´Éä»ØÀ´£¬ÈôÒÑÖª³¬Éù²¨ÔÚº£Ë®ÖеIJ¨ËÙ£¬Í¨¹ý²âÁ¿´Ó·¢É䳬Éù²¨µ½½ÓÊܵ½·´É䲨µÄʱ¼ä£¬¾Í¿ÉÍÆËã³ö´¬ËùÔÚλÖõĺ£Ë®Éî¶È¡£ÏÖÒÑÖª³¬Éù²¨ÔÚº£Ë®ÖеIJ¨ËÙΪ1500m/s£¬´¬¾²Ö¹Ê±£¬²âÁ¿´Ó·¢É䳬Éù²¨µ½½ÓÊܵ½·´É䲨µÄʱ¼äΪ8s,ÊÔ¼ÆËã¸Ã´¬ËùÔÚλÖõĺ£Ë®Éî¶È¡£
6000m
½âÎö:
ÉèsΪ³¬Éù²¨Íù·µµÄ¾àÀ룬hΪº£Ë®µÄÉî¶ÈÓÐ
s£½vt£½1500¡Á8£½12000m
h£½s/2£½6000m
Á·Ï°²áϵÁдð°¸
Ïà¹ØÌâÄ¿