位移大小正负怎么比较,是绝对值么速度大小呢`````````````````````````````````````````````````````````````````````````````````````````````````````````````````````````````````````````````````````````````````````````````````````````````
来源:学生作业帮助网 编辑:作业帮 时间:2024/10/23 08:32:22
位移大小正负怎么比较,是绝对值么速度大小呢`````````````````````````````````````````````````````````````````````````````````````````````````````````````````````````````````````````````````````````````````````````````````````````````
位移大小正负怎么比较,是绝对值么
速度大小呢`````````````````````````````````````````````````````````````````````````````````````````````````````````````````````````````````````````````````````````````````````````````````````````````````````````````````````````````````````````````````````````````````````````````````````````````````````
位移大小正负怎么比较,是绝对值么速度大小呢`````````````````````````````````````````````````````````````````````````````````````````````````````````````````````````````````````````````````````````````````````````````````````````````
用绝对值