摩擦与滚阻对被动行走器步态影响的研究 1)
郑鹏(),王琪,吕敬,郑旭东
STUDY ON THE INFLUENCE OF FRICTION AND ROLLING RESISTANCE ON THE GAIT OF PASSIVE DYNAMIC WALKER 1)
Zheng Peng(),Wang Qi,Lü Jing,Zheng Xudong

图4. $\theta _1 $的相图

Fig. 4. Phase diagram of $\theta _1 $