# angular acceleration中文什么意思

## 例句与用法

1. If the angular velocity of a body changes, it is said to have an angular acceleration .
如果物体的角速度是改变的，就说这个物体具有角加速度。
2. For a rigid body rotating about a principal axis, the angular acceleration is related to torque by t =ia .
对于绕主轴转动的刚体来说，角加速度与转矩的关系是TIa。
3. Concerning the dynamic with the discussion for angular velocity and angular acceleration of the rigid body rotation
关于刚体转动的角速度和角加速度的讨论
4. For a rigid body rotating about a principal axis , the angular acceleration is related to torque by t = ia
对于绕主轴转动的刚体来说，角加速度与转矩的关系是t ia 。
5. It will produce very big angular velocity , angular acceleration and angular jerk when tracking fast moving targets . this may lead bigger tracking error and fail to track targets
目标速度的提高将会产生大的角速度、角加速度乃至更大的角加加速度，导致光电经纬仪电视跟踪动态误差急剧增大，目标逸出视场，跟踪失败。

## 英文释义

1. (physics) the rate of change of the angular velocity of a rotating body

## 百科释义

Angular acceleration is the rate of change of angular velocity. In SI units, it is measured in radians per second squared (rad/s2), and is usually denoted by the Greek letter alpha (α).