What is the moment of inertia for rotation of a rod about this axis?
关于这个轴的,旋转动动量是多少？
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。
1/2I So this can also be written as one-half I, C I put a C there you will see shortly why, because the moment of inertia depends upon which axis of rotation I choose times omega squared.
它也可以被写成，这里我写上,你们马上会发现原因，那就是转动惯量,取决于我选择，哪一个转动轴,乘以ω的平方。
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。
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。
A new measuring instrument of rotational inertia has been devised by the fixed - axis rotation principle and parallel axis theorem of compound pendulum.
利用复摆定轴转动原理和刚体平行轴定理设计的一种新型转动惯量测定仪。
Moment of inertia: turning around its axis of symmetry, object has the character keeping speed and the direction of the axis of rotation not changing.
转动惯性：物体在绕着自己的对称轴转动时，具有保持转速和转动轴方向不变的性质。
A effective method of calculating moment of inertia at ground state of even-even deformations nuclei is derived based on rigid rotation and collective rotation nature of quantum systems.
本文在刚性转动与量子系统集体转动特征基础之上，提出了一个计算偶偶变形核基态转动惯量的有效方法。
The MIMS then performs a series of orthogonal dynamic rotation tests to determine the moments of inertia about a set of orthogonal axes passing through the CG.
MIMS进行一系列直交动态转动试验，决定一系列直交轴通过中心的惯性力矩。
At high winding speeds, due to inertia, the rotation of the spool may lead to tension variations in the yarn.
在高速络纱时，由于惯性作用，筒子的回转会导致纱线张力的波动。
The general conclusion is derived by using the features that moment of inertia is a function of the Angle of rotation and the function has extreme value.
该方法利用惯性矩是方位角的函数，且函数有极值的特征推出普遍性结论。
It is shown that the method greatly simplifies the computation of rotation inertia, polarizability, selection rule for symmetry system.
结果表明，用此方法研究有关参量，其运算过程可大大简化。
The conveyor has the advantages of a large loading capacity, a small impulse inertia moment of force. It can be used for the cases of frequent starts and back rotation.
本机具有过载能力强，耐冲击惯性力矩小，适用于启动频繁和反正转。
The vibration and noise of the pump. 7 because the rotary inertia force component inside the pump is low, can work under high rotation speed.
⑥泵的振动和噪声极小。 ⑦因为泵内的回转部件惯性力较低，可在高转速下工作。
The vibration and noise of the pump. 7 because the rotary inertia force component inside the pump is low, can work under high rotation speed.
⑥泵的振动和噪声极小。 ⑦因为泵内的回转部件惯性力较低，可在高转速下工作。
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