大小和方向 meaning in Chinese
size and orientation
Examples
- A vector is defined by a direction as well as a magnitude .
一个矢量要用大小和方向来表示。 - Its conservation law encompasses both its magnitude and its direction .
它的守恒定律包括大小和方向两方面。 - Force is not the only physical quantity which requires the specification of a direction in space as well as a magnitude .
需要表明大小和方向的物理量，不只是力。 - The pressure force on small particles fluctuates from moment to moment in magnitude and direction .
在小的粒子上的压力，从一个时刻到另一个时刻，在大小和方向上都有起伏。 - To define stress, we need an area element of arbitrary size and orientation without insisting that it have any particular shape .
为了定义应力，需要利用一个大小和方向任意而形状无特殊要求的面元。