Precession, basically is the change in the direction of earth's axis of rotation.
岁差，基本上是地球自转轴方向的改变。
You can use any Angle of rotation.
你可以使用任意的旋转角度。
A gyro measures rate of rotation around a particular axis.
陀螺仪测量机体围绕某个轴向的旋转角速率值。
You can convert that to kinetic energy of rotation in your flywheel.
可以将其转化为，飞轮旋转时的，动能。
Gears serve to transfer power and change the direction of rotation.
传动装置的作用是传送动力和改变旋转方向。
Now I want to know how much kinetic energy of rotation these objects have.
现在我想知道这些的,旋转动能是多少。
The axis of rotation and its support are part of the central pedestal.
旋转轴和它的支撑结构是中央操作台的一部分。
The contact to the ground is solved using again the same mechanism of rotation.
建筑接触到地面时，再次使用相同的机械旋转来解决。
But the effect ripples outward, changing the core's rate of rotation layer by layer.
但这种影响向外扩散，逐层改变地核的自转速度。
Also applicable for reverse direction of rotation by turning around the back stop.
通过将逆止器翻转过来也可以适用于相反的旋转方向。
The magma accumulates around the Equator, due to the centrifugal force of rotation.
由于地球自转的离心力，岩浆在赤道处聚集起来。
For the moment of inertia, we want the square of a distance to the axis of rotation.
至于转动惯量，要求的其实是到旋转轴距离的平方。
N: Centrifugal force pushes it toward the point furthest, away from the point of rotation.
尼基：离心力会把汤甩向最远的一点，远离旋转点。
The period of rotation of the neutron star is 0.0335028583 seconds. That's what it is today.
中子星的旋转周期,是0。0335028583秒，这是今天的数据。
And I want to know at this moment how much kinetic energy of rotation is stored in that disk.
我想知道现在，这个磁盘内蕴含，多少旋转的动能。
A convenient method to choose the direction of rotation Angle of quantum rotation gate is proposed.
针对量子旋转门的旋转角方向的选择，提出了一种简易快捷的新方法。
But some northerners say Mr Jonathan should himself be considered, despite the customary system of rotation.
但一些北方人称乔纳森先生应该考虑下自己，尽管是轮换制度。
I'm going to give this flywheel a lot of kinetic energy of rotation, and you will see shortly how I do that.
我准备给这飞轮，很多的旋转动能，一会儿你们就能看到。
Angle a number, passed by reference, that identifies the Angle of rotation, in radians, of the quaternion.
一个按引用传递的数值，标识该四元数的旋转角度(以弧度为单位)。
And that kinetic energy of rotation is, then, a whopping 200 million joules in each of those rotating flywheels.
旋转动能是，2亿焦耳，每个飞轮都是。
In motions of rotation angular momentum appears in much the same way as linear momentum appears in motion of translation.
在旋转运动中的角动量产生的方式与平移运动中的线动量的产生是基本相似的。
About two thirds of viewers were able to reverse the direction of rotation from clockwise to counter-clockwise or vice-versa.
同时，大约三分之二的观察者能够看到图中女性进行倒转方向的旋转，也就是从顺时针旋转转为逆时针旋转或者相反。
So they convert mechanical energy of rotation to magnetic energy, 1 which is not part of 801 so I will not go into how they do that.
它们将旋转的机械能，转化成磁能，这不是801的部分1，所以我不会讲怎么做。
So we now have a way of calculating the kinetic energy of rotation provided that we know how to calculate the moment of inertia.
现在我们有一个计算，旋转动能的方法，如果我们知道，怎样计算转动惯量。
Nevertheless, the notion of the direction of rotation is fully applicable to the visible galaxies projected onto the celestial sphere.
无论如何，旋转方向的概念对于投射到天球上的可见星系是完全适用的。
The Earth's axis of rotation is tilted in relation to the ecliptic plane, an imaginary surface through Earth's orbit around the sun.
地球的自转轴与黄道面呈一定角度。黄道面是地球公转轨道所在的一个假想平面。
Now it's going this way and I'm going to redo the experiment, changing the direction of rotation, and then it will go the other way around.
现在它这样动，我将重新做这个，实验，改变它转动的方向，它就会反方向运动了。
Conditions of rotation and heat transfer in the earth's atmosphere are such that irregular waves of the characteristics described above will form.
地球大气(随地球)的自转和在其中的热输送状况结果导致具有以上所描述的特征的不规则波的形成。
As the rotor of rotation, the translation of the vortex each compression interior volume change constantly, realize the gas sucked and compression.
随着涡旋转子的平移转动，各压缩室内容积不断发生变化，实现对气体的吸人与压缩。
As the rotor of rotation, the translation of the vortex each compression interior volume change constantly, realize the gas sucked and compression.
随着涡旋转子的平移转动，各压缩室内容积不断发生变化，实现对气体的吸人与压缩。
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