According to bending stiffness formula of the flat plate, the idea of equivalent inertia moment is proposed, which constitutes a new second main stiffness formula for corrugated plate.
依据平板抗弯刚度公式，提出等效惯性矩的思想，构造了波纹厚板新的第二主向刚度公式。
According to equivalent principle of quality and moment of inertia, a method of static calibration for multi-dimensional angular accelerometer is proposed.
在线加速度传感器静动态标定方法的基础上，根据质量—转动惯量等效原理，提出多维角加速度传感器的静态标定方法。
Several parameters from experimental models were gotten, such as the pantographs equivalent mass, the mass, the center of mass and moment of inertia of each main .
实际测得了受电弓的归算质量与各主要部件的质量、质心和转动惯量等参数。
For supporting leg with varying cross section, it is necessary to calculate equivalent inertia moment prior to calculating internal force of plane frames.
对于变截面支腿，用力法计算平面框架内力时要先计算折算惯性矩。
For supporting leg with varying cross section, it is necessary to calculate equivalent inertia moment prior to calculating internal force of plane frames.
对于变截面支腿，用力法计算平面框架内力时要先计算折算惯性矩。
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