作业帮英语翻译1 the change in position of a body relative to others is
来源：学生作业帮 编辑：作业帮 分类：英语作业 时间：2024/10/06 18:07:10
英语翻译
1 the change in position of a body relative to others is called mechanical motion
2 the point with mass an object is replaced by is called a mass point
3when we describe the motion of an object,any other object chosen as a reference is called a reference system
4 displacement is an objects total change in pasition
5 distance has only magnitude while displacement has both magnitude and drection
1 the change in position of a body relative to others is called mechanical motion
2 the point with mass an object is replaced by is called a mass point
3when we describe the motion of an object,any other object chosen as a reference is called a reference system
4 displacement is an objects total change in pasition
5 distance has only magnitude while displacement has both magnitude and drection
1：机械运动是相对于其他物体的运动
2：以有质量的点代替了物体就是质点
3：当描述物体运动时,被选作参考的物体就是参考系
4：位移就是物体改变了他的位置
5：长度只有大小,而位移既有大小又有方向
2：以有质量的点代替了物体就是质点
3：当描述物体运动时,被选作参考的物体就是参考系
4：位移就是物体改变了他的位置
5：长度只有大小,而位移既有大小又有方向
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