...动模态；转动惯量；剪切变形 [gap=886]Key words: Timoshenko beam； natural frequency； vibration mode； rotation inertia； shear distortion ...
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rotation inertia plane 转动惯量平面
rotation moment of inertia 转动惯量
INERTIA OF ROTATION 旋转惯性
inertia rotation 惯性旋转
rotation law and inertia 转动定律及惯量
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。
Main factor that affects internal combustion engine's stability in whole (only internal combustion engine) is crankshaft's rotation inertia force.
而影响内燃机整体稳定性的主要因素(限于内燃机自身)就是曲轴的旋转惯性力。
In this paper, the symmetry analysis method is used to compute and analyse the rotation inertia, polarizability, selection rule in mechanics, electricity, atomic and molecular spectroscopy.
本文用对称分析方法，分析计算了力学、电学、固体物理学、原子和分子光谱学中的转动惯量、极化率、选择定则等。
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