摘要
介绍了瞬时速度的物理意义和测量原理,以及用不同仪器测量瞬时速度的3种方法。
This article introduces physical meaning and measure principle of instantaneous velocity and three methods of measuring it with different equip-ment.
出处
《中国教育技术装备》
2002年第12期13-14,共2页
China Educational Technology & Equipment
