force polygon

基本解释

The racket bar has a cross section of regular polygon, so as to improve beat precision and durability and reduce impact through exerting elastic force only in one direction without distortion.
拍杆具有规则多边形的横截面，从而通过仅在一个方向上施加弹力而不扭曲来提高击打精度和耐用性并且减小冲击。
ip.com
Based on the technology of virtual prototype, the polygon effect which is caused by the movement of the delivery of the new type of chain is analysed in terms of the displacement, velocity and force.
由于多边形效应，在位移、速度和受力方面对此新型链传动过程中链节进行分析；