The explanation of the relation between restoring force and vibratory response, by non-linear spring system.
通过非线性弹簧振子系统说明了振动响应和恢复力之间的关系。
Each particle was located by a node at its centre and the plastic indentation of the contacts between neighboring particles was represented by a non-linear spring.
颗粒间接触用广义弹簧单元表示，相邻颗粒接触点的塑性变形用非线性弹簧表示。
The lining structure of the Yellow River crossing tunnel is analyzed, the results of the beam and non linear spring model are compared with those of other models.
应用梁非线性弹簧模型对穿越黄河隧道一次衬砌结构的受力进行了分析。
The lining structure of the Yellow River crossing tunnel is analyzed, the results of the beam and non linear spring model are compared with those of other models.
应用梁非线性弹簧模型对穿越黄河隧道一次衬砌结构的受力进行了分析。
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