ÌâÄ¿ÄÚÈÝ
ÔÚ½Ú¼ÙÈÕÆڼ䣬Äã¿ÉÄܵ½¹«Ô°»òÓÎÀÖ³¡Íæ¹ý±Ä´²£¬ÈçͼËùʾÊÇһͬѧij´Î±Ä´²ÌøÆðºóµÄv-tͼÏó£¬ÒÑÖªt2=2t1£¬½áºÏÄãµÄÌå»áºÍ¾Àú£¬·ÖÎöÏÂÁÐÎÊÌâ¡£
£¨1£©ËûËù×öµÄÔ˶¯ÊÇÔȱäËÙÔ˶¯Âð£¿
£¨2£©ËûÌøÆðʱËٶȶà´ó£¿
£¨3£©ÄĶÎʱ¼äÊÇÉÏÉýµÄ£¬ÄĶÎʱ¼äÊÇϽµµÄ£¿
£¨4£©´ÓͼÏóÖпÉÒÔ¿´³ö£¬ÊÇÑ¡ÉÏÉý¹ý³ÌµÄËÙ¶ÈΪÕý·½Ïò»¹ÊÇѡϽµ¹ý³ÌµÄËٶȷ½ÏòΪÕý·½Ïò£¿
£¨5£©ËûÔÚt2ʱ¿Ì»Øµ½±Ä´²ÉÏÂð£¿
£¨1£©ËûËù×öµÄÔ˶¯ÊÇÔȱäËÙÔ˶¯Âð£¿
£¨2£©ËûÌøÆðʱËٶȶà´ó£¿
£¨3£©ÄĶÎʱ¼äÊÇÉÏÉýµÄ£¬ÄĶÎʱ¼äÊÇϽµµÄ£¿
£¨4£©´ÓͼÏóÖпÉÒÔ¿´³ö£¬ÊÇÑ¡ÉÏÉý¹ý³ÌµÄËÙ¶ÈΪÕý·½Ïò»¹ÊÇѡϽµ¹ý³ÌµÄËٶȷ½ÏòΪÕý·½Ïò£¿
£¨5£©ËûÔÚt2ʱ¿Ì»Øµ½±Ä´²ÉÏÂð£¿
£¨1£©ÊÇÔȱäËÙÔ˶¯
£¨2£©ÌøÆðʱËÙ¶ÈΪv0
£¨3£©0-t1ʱ¼äÄÚÉÏÉý£¬t1-t2ʱ¼äÄÚϽµ
£¨4£©Ñ¡ÉÏÉý¹ý³ÌµÄËٶȷ½ÏòΪÕý·½Ïò
£¨5£©t2ʱ¿Ì»Øµ½±Ä´²ÉÏ
£¨2£©ÌøÆðʱËÙ¶ÈΪv0
£¨3£©0-t1ʱ¼äÄÚÉÏÉý£¬t1-t2ʱ¼äÄÚϽµ
£¨4£©Ñ¡ÉÏÉý¹ý³ÌµÄËٶȷ½ÏòΪÕý·½Ïò
£¨5£©t2ʱ¿Ì»Øµ½±Ä´²ÉÏ
Á·Ï°²áϵÁдð°¸
Ïà¹ØÌâÄ¿