线性的分子，我有kT的转动能。
扭转弹簧用来扭转或储存转动能量。
Torsion springs are used to apply a torque or store rotational energy.
最后对旋转动能也作了估计。
现在我想知道这些的,旋转动能是多少。
Now I want to know how much kinetic energy of rotation these objects have.
和转动能一样。
旋转动能是，2亿焦耳，每个飞轮都是。
And that kinetic energy of rotation is, then, a whopping 200 million joules in each of those rotating flywheels.
转动能态具有最小的能量。
每一个轴子的生成都会带走黑洞的转动能。
The creation of each axion would draw rotational energy away from the hole.
我们也需要知道，他的振动和转动能量，或者电子状态。
We could worry about its vibrational or rotational energy, or electronic state.
也就是说，常温会，激发分子的一些转动能级。
In other words, ordinary thermal energies do populate some number of rotational levels of molecules.
但是对于转动能级，分子并不总是处于最低能级。
But rotation, for sure. They're not all in the lowest level.
转动能量很小。
吸积盘的旋转动能(通过磁场机制)转移给了喷流。
The rotational energy of the spinning accretion disk adds momentum to the outflowing jet.
转动能量是由使用者手臂上手表机心内的摆锤发出的。
The rotational energy is generated by an oscillating weight which is made to rotate by movement of the user' s arm.
事实上，转动能级的间距，相对于室温的kT是很小的。
Turns out that, in fact, the energy separation between rotational levels is very small compared to kT at room temperature.
这个旋转动能，可以，转换为电力，或者其他形式的能量。
And this rotational kinetic energy can then be, perhaps, converted into electricity or in other forms of energy.
我准备给这飞轮，很多的旋转动能，一会儿你们就能看到。
I'm going to give this flywheel a lot of kinetic energy of rotation, and you will see shortly how I do that.
这样你也能,得到旋转动能,再次转化它,变成别的能量。
So you should also be able to get the rotational kinetic energy out and convert that again into forward motion.
转动能量级大概是1到10个波数，对于小分子到中分子。
And it's typically on the order of about one to ten wave Numbers for small to medium sized molecules.
它们运用这，旋转动能，来制造巨大的磁场，用时只有5秒。
Now, they use this rotational kinetic energy to create very strong magnetic fields on a time scale as short as five seconds.
排气涡轮将排出的能量转化为旋转动能，并以此驱动压缩机。
The exhaust turbine converts a part of its exhaust energy into rotational energy and drives the compressor.
聪明的家伙想用这从一个飞轮转动能量，利用它做些有用的事情。
Smart guys thought of using this rotational energy from a flywheel and make it do something useful.
首先讨论太阳，然后是地球，看看地球和太阳中，具有多少旋转动能。
I will first discuss with you the sun and the earth and see how much rotational kinetic energy is stored in the earth and in the sun.
为了让问题简单清晰一些，我们假设转动能量对于所有的分子,都一样。
To make this simple, we're going to assume that the rotational energies are the same for all the molecules.
也许太阳转速正减慢，也许我们得到的能量,不是别的，而是旋转动能。
Maybe the sun is spinning down, is slowing down and maybe the energy that we get is nothing but rotational kinetic energy.
几项研究已经完成对极限的设计和钢筋混凝土塑性铰转动能力的原则。
Several studies had been performed on the principles of limit design and the rotation capacity of reinforced concrete plastic hinges.
结果表明，从振动能谱向转动能谱的过渡主要是由价核子数增加引起的。
The result shows that the transition from vibrational to rotational spectrum is mainly caused by the increase of valence nucleon number.
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。
So we now have a way of calculating the kinetic energy of rotation provided that we know how to calculate the moment of inertia.
十亿年以后，你们就已经消耗完,所有的旋转动能,然后地球就不会再旋转。
then, you would have consumed up all the rotational kinetic energy and then the earth would no longer be rotating.
每年，月球都会偷取地球的部分转动能，让自己在运行轨道中的位置升高大约3.8厘米。
Each year, the Moon steals some of Earth's rotational energy, and USES it to propel itself about 3.8 centimeters higher in its orbit.
应用推荐