Kinematics and dynamics of mechanical systems including rigid bodies in plane motion.机械系统的运动学与动力学包括刚体的平面移动.The kinematics phase configures of different configurations are shown and analyzed.做出不同条件下,不同构态的运动相图,最后对相图做出分析.De...
Some suppliers were selling at a loss to shift stock.一些供应商赔本销售存货。My throat was dry. I was at a loss for words.我喉咙很干，不知说什么才好。I was at a loss for what to do next.下一步该怎么做，我完全没谱。...