提出了偏置式偏心圆凸轮机构从动件的行程、位移、速度、加速度的无量纲表达式，并对其进行分析。
The paper brings forward and analyzes the non-dimensional formulas of setover eccentric CAM from the aspects of the travel, displacement, speed and velocity of the moving parts.
论述了三偏心蝶阀焊缝跟踪控制方法，分析了位移传感器的检测位置及其效果。
The tracking control technique of triple eccentric butterfly valve is introduced. The detection position and the effect of displacement sensor are discussed in this paper.
模型中考虑了角钢截面特点以及偏心连接的特性，并用端部弹簧来模拟几何位移造成的边界条件弱化的影响。
Based on the section characteristics of single Angle members and eccentrically connecting property, an analytical model is established considering the effect of boundary condition weakening.
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