Based on and starting from the false-displacement fundamental, this paper puts forward a simple, general and effective method for deriving the pressure Angle expressions of earn mechanisms.
以虚位移原理为理论基础和出发点，提出了一种简单通用、行之有效的推导凸轮机构压力角表达式的新方法。
A new concept on the displacement operator for beam unit is established, and a method of calculating the deflection Angle of beam unit is then provided.
本文建立了一个梁单元位移算子的新概念，并提供一种梁平面弯曲变形的梁单元位移算子求变形的计算方法。
Three dimensional space is defined for the time, controller and Angle displacement. The method and scheme of optimization for subdivision control code are presented.
定义了时间、控制量及角位移三维空间，介绍了离散控制量的优化方法，并提出了离散量控制细分优化方案。
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