其次，在弹性运动学模拟中，把轮胎视为一个刚性体，没有考虑轮胎刚度，这也是产生误差的一个因素。
Secondly, in the elastic kinematics simulation, the tire as a rigid body, without considering tire stiffness, which is a factor of error.
基于“挠度法”，对节点刚度进行了测试。根据测试结果，分析了影响节点刚性的各种因素。
Tested the joint stiffness based on "deflection method", and analyzed the factors that affect joint stiffness according to the test results.
本文首次把楼板的刚度用剪切刚度表示，它比楼板的弯剪刚度更能体现楼板长宽比对楼板刚性的影响。
In this paper, for the first time, floor stiffness is denoted as shear stiffness, which reflects the influence of floor length to width ratio more effective than floor bend-shear stiffness.
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