基于高斯原理的非理想系统动力学建模$^{\bf 1)}$
姚文莉*2)(),刘彦平*,杨流松
DYNAMIC MODELING OF NONIDEAL SYSTEM BASED ON GAUSS'S PRINCIPLE$^{\bf 1)}$
Yao Wenli*2)(),Liu Yanping*,Yang Liusong

图4. 杆$AB$的转角的时间历程图

Fig. 4. Time history of and rotation angles of bar $AB$