Besides, it suggests the method of experimental determination of ellipsoid of inertia tensor. 另外,还建议了惯量张量椭球的实验测定法。
THE MINIMAL PERIOD CIRCLE OF VIBRATION AT PHYSICAL PENDULUM ( Method of Experimental Determination for Ellipsoid of Inertia Tensor) 复摆振动的最小周期园&(惯量张量椭球的实验测定法)