他标示出一个半径大约三十英里的半圆。
He indicated a semicircle with a radius of about thirty miles.
放射性的镭散热器在体育场的辐射半径是可变的。
The radiation radius of the radioactive radium radiator in the stadium is variable.
在他们的模型中，半径是动物中心到其皮肤的距离。
In their model, the radius is the distance from the center of the animal to its skin.
因为它们更接近摄像机，所以这次的半径为20像素。
This time with a radius of 20 pixels since they are closer to the camera.
我们讨论的是概率，但我们说的是最可能的半径，离原子核更远。
We are talking about probability, but what we're saying is that most probable radius is further away from the nucleus.
要将这个公式转换为一个表达式，你需要使用变量来记录半径及周长。
To translate this formula into an expression, you would use variables to record the radius and circumference.
它们是轨道的半径，系统的能量以及电子的速度，我接下来给你们展示解法。
They are the radius of the orbit, the energy of the system and the velocity of the electron, and I am just going to present you the solutions.
缩小三通相贯区内拐角处圆弧半径。
对于偏心模型，希帕克斯发现了偏心半径之间的比率。
For the eccentric model, Hipparchus found for the ratio between the radius of the eccenter.
另一种治疗外切向日葵压力的半径疗法是无脂体育运动。
Another radius medicine for circumscribed sunflower pressure is fatless physical exercise.
这种不稳定性的机制是基于声波在其同心圆半径和冲击之间的循环。
The mechanism of this instability is based on the cycle of acoustic waves between their corotation radius and the shock.
实际的速度就是半径乘以角速度。
然后是轨道上的速度,然后是半径。
Out of that pops its velocity in orbit and out of it pops its radius.
而这个量被叫做，Bohr，半径。
我们还学了能量，学了半径。
具体来说，光度与半径的平方呈正比。
碳原子的大小以其范德华半径为基础。
The size of the carbon atom is based on its van der Waals radius.
关于球体，法向量是,除以球的半径。
So, for a sphere, the normal vector is divided by the radius of the sphere.
包括原子半径，以及等电子原子的概念。
This includes atomic radius and the idea of isoelectronic atoms.
这是稀有气体的离子半径。
有波尔半径在第24个。
波尔半径，对于氢原子来说是0。529埃。
对于圆柱体，法向量是，除以圆柱体的半径。
For a cylinder, it's, a divided by the radius of a cylinder.
空甩，半径115米？
首先，在大家的讲义上，我是从原子半径开始的。
And first, on your lecture notes, I start with atomic radius.
这是在轨道内这个，半径的物体的动能，这是势能。
This is the kinetic energy for something in orbit at this radius, and this is the potential energy.
太阳核心半径为太阳表面半径的1/4。
The core extends from the sun's center to about a quarter of the way to its surface.
半径无关紧要。
取代横向纵向切割的是，我们沿半径切割。
Instead of slicing horizontally or vertically, we slice radially.
一个与半径垂直的矢量。
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