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1·Is angular acceleration.

这等于角加速度。

2·And angular acceleration is the derivative of angular velocity.

角加速度等于，角速度的导数。

3·What happens to angular velocity when angular acceleration is 0?

当角加速度为0的时候，角速度为何？

4·And if there is a torque, there's going to be an angular acceleration.

如果存在一个力矩，就会产生一个，角加速度。

5·If there is a net torque, there will be an angular acceleration, and that's what you see.

若存在净转矩，就会产生角加速度，正如你们所见。

6·This paper puts forward a way of directly measuring angular acceleration by a hardware.

提出了一种用硬件直接测量角加速度的方法。

7·This paper introduces the measurement of angular acceleration with strain measuring technique.

本文介绍了利用应变测量技术测量角加速度的方法。

8·In rotation, force becomes torque, mass becomes moment of inertia, and acceleration becomes angular acceleration.

在旋转时，力变成力矩，质量变成转动惯量，加速度变成角加速度。

9·The angular velocity and angular acceleration of the rod are important basis to calculate the rigidity of the rod.

系杆的角速度和角加速度是计算系杆刚度的重要依据。

10·Torque divided by moment of inertia is what will cause the angular acceleration, namely the derivative of angular velocity.

扭矩除以转动惯量,就会引起角加速度，也就是角速度的导数。