确定椭球体的永恒转动、它们的存在条件及稳定性。
The perpetual rotation of the ellipsoid body, its condition for existence and stability are also determined.
用分步计算和广义球面坐标变换两种方法对椭球体绕对称轴旋转的转动惯量进行了计算，计算表明，后一种方法简单、实用，在工程实际中有应用价值。
The rotary inertia of an ellipsoid rotating around the symmetry axis is calculated by use of the divided calculation and the extensive spherical coordinate transformation.
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