angular momentum

1. Angular momentum can accompany nonrotational motion.
   非旋转的运动可能伴随着有角动量。
2. Spinning this direction, angular momentum is in this direction.
   这个方向旋转，角动量是，这个方向。
3. I torque for time delta t, and so I add angular momentum like this.
   我的力的时间是δt，我加入，了角动量像这样。
4. During the past four lectures, we have dealt with angular momentum, torques and rolling objects and rotations.
   前四讲中，我们讨论过角动量，力矩滚动物体及旋转。
5. And now the angular momentum is rotating like this, is pointing here.
   现在的角动量是像这样，转动的，指向这。
6. That means if there's torque, there's a change of angular momentum.
   这意味着，如果那有一个力矩，就会有角动量的改变。
7. Angular momentum has two key components: spin angular momentum and orbital angular momentum.
   角动量有两个分量：自旋角动量和轨道角动量。
8. Why? Because it has angular momentum.
   为什么，因为有了一个角动量。
9. You give it spin angular momentum, it becomes stable.
   有了一个旋转的角动量，就变得稳定。
10. Angular momentum is in this direction.
    角动量是这个方向了。
11. The conservation of angular momentum explains why disks are so prevalent in the universe.
    角动量的守恒解释了为什麽圆盘在宇宙中这麽普遍。
12. Bohr expressed the quantum condition by the angular momentum, quantum condition in the following manner.
    波尔阐明了他的量子理条件，通过角动量，和以下的量子条件进行量子化。
13. It has spin angular momentum.
    有了旋转的角动量。
14. A swarm of planets absorbed most of the available angular momentum.
    一大群行星吸收了大部分有效角动量。
15. In this chapter we will discuss angular momentum.
    本章将讨论角动量。
16. An increase in the magnitude of the angular momentum simply means that the body rotates more rapidly.
    角动量大小的增加，意思就是物体转动更快了。
17. Angular momentum, torque, cancellation of internal torques, equations of statics.
    角动量，转矩，内转矩的消除，静力学公式。
18. The law of conservation of angular momentum may be demonstrated with a gyroscope.
    角动量守恒定律，可以用回转器来演示。
19. Bohr says that the energy is quantized through its angular momentum.
    波尔说能量通过角动量，被量子化。
20. Hence a full subshell has zero angular momentum and is spherically symmetric.
    于是，一个已经填满的支壳层的角动量为零，并且是球面对称的。
21. In undisturbed inertial motion, the angular momentum is constant.
    在无扰动惯性运动中，角动量是恒定的。
22. Angular momentum goes like this, torque is like this.
    角动量会像这样，力是，像这样。
23. In other words, the magnitude of the angular momentum is increased, its direction remaining the same.
    换句话说，即角动量的大小增加了，但其方向不变。
24. I've changed the direction of the spin angular momentum.
    我改变了旋转角动量，的方向。
25. In addition, method of the measurement of the orbital angular momentum is demonstrated.
    另外也介绍了到目前为止测量光束轨道角动量的方法。
26. I add angular momentum in this direction and you see that here.
    我在这个方向加入了角动量，你们可以在这看到。
27. I am the spin angular momentum.
    我就是旋转的角动量。
28. When I do that, I apply, I add angular momentum in this direction.
    当我这样做的的是，我将角动量，加到这个方向。
29. Here is an example of the usefulness of the concepts of angular impulse and angular momentum.
    这有一个例子，可以说明角冲量和角动量概念的用途。
30. We have here the spin angular momentum that you saw.
    这有一个旋转的角动量，如你们所见。

noun

1. the product of the momentum of a rotating body and its distance from the axis of rotation
   1. any rotating body has an angular momentum about its center of mass
   2. angular momentum makes the world go round