惯性主轴 meaning in English

major axis of inertia
principal axis of inertia

Rotating the image according to the inertial principal axis can normalize it in position
通过计算惯性主轴及图像旋转完成了位置归一化处理。
Abstract : the vibrating equations on automobile as a whole , which are no - linear ordinary differential , are obtained in the inertial principal axis system
文摘:在惯性主轴坐标系下建立了汽车整车的振动方程，它是非线性常微分方程。