Axonometric drawing and spherical triangle combined to solve space Angle has the characteristic of high precision and produces rapid solution.
用轴测投影图与球面三角相结合求解空间角度，具有精度高和解题迅速的特点。
2
The dynamic model for a novel permanent magnet spherical stepper motor based on Cardan Angle rotation in rotor-fixed coordinates frame was set up.
针对一种新型永磁球形步进电机，运用卡尔丹角旋转建立了转子固连坐标系下转子动力学模型。
3
By means of spherical graphics and plane trigonometry, space angle and space point coodinates are calcullated for three sets of combined fixtures as examples.