在弹性梁方程满足渐近非一致非共振条件时，讨论了方程解的存在性。
This paper discusses the solvability of an elastic beam equation under asymptotic nonuniform nonresonance condition.
经数值计算得到一组圆柱形简单梁的共振响应图线族。
Using these curves with some simple calculations, the amplitude of the resonant response of a circular cylinder vibrating can be.
本文采用改进的L -P法研究梁的强非线性振动，分析了超谐波共振和次谐波共振两种情况。
The modified Lindstedt-Poincaé method(MLP) is used t analyze strongly nonlinear vibration of beams. Attention is focused on the superhamonic and subharmonic resonances.
采用车-桥系统模型，对影响铁路简支梁桥竖向共振的各种因素进行了分析。
In this paper, the factors to influence the vertical resonance of a simply supported girder Bridges are investigated systematically.
分析了等跨布置的铁路简支梁桥在共振速度下的动力特性，及车辆运行平稳性和稳定性。
The bridge's dynamic features and train's running com fort under resonant speed of simply supported beams with equal spans are analyzed.
本文分析了轴向力和支承运动作用下梁的参数共振和内共振问题。
The parametric resonances and internal resonances of beams with axial force and supporting motion have been investigated.
以轴向基础窄带随机激励悬臂梁非线性动力学方程组为分析对象，采用多尺度法，获得了系统主参激共振的非线性调谐方程组。
The method of multiple scales was used to solve directly the nonlinear differential equations and to derive the nonlinear modulation equation for the principal parametric resonance.
研究速度变化的轴向运动粘弹性梁在亚谐波共振及组合共振范围内的参数振动。
Parametric vibration of an axially moving, elastic, tensioned beam with pulsating speed was investigated in the vicinity of subharmonic and combination resonance.
利用解析方法分析了基座变形对微梁共振器固有频率的影响。
The effect of base structural deformation on inherent frequency of a microbeam resonator is analyzed by using analytical method.
在分析与探讨脉动轴向力作用下梁的参数共振问题时，本文取四种边界条件来分析第二阶次谐波参数共振的稳定区域，确定了零解与非零解的稳定性。
This paper investigates the subharmonic parametric resonance problems of a symmetric orthotropic laminated rectangular plate with simply supported edges by the use of the singularity theory.
具备汽车扭力梁的研发、制造能力，并在建立扭力梁弯曲和扭转电磁共振测试系统。
There are R&D, manufacture capabilities of auto twist beam built in an electromagnetic resonance test system of bending and torsion of twist beam.
具备汽车扭力梁的研发、制造能力，并在建立扭力梁弯曲和扭转电磁共振测试系统。
There are R&D, manufacture capabilities of auto twist beam built in an electromagnetic resonance test system of bending and torsion of twist beam.
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