By applying vehicle-bridge vibration theory, dynamical model and equation of railway curve negotiating vehicle as well as the model and equation of curve beam bridge are established.

运用车桥耦合振动理论，建立铁路车辆曲线通过模型动力方程、曲线梁桥模型及其动力方程。

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This paper is concerned with semi-active control of vertical vibration for continuous beam by variable dampers and puts forward the semi-active control law based on the sliding mode theory.

利用可变阻尼器对连续梁桥的竖向振动进行半主动控制，提出基于滑动模式理论的控制算法，并以实例加以说明。

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A flexible model of multi-axle vehicle ride comfort is presented by combining the vibration theory of elastic beam and modal analysis method.

运用弹性梁弯曲振动理论和模态分析法建立了多轴汽车平顺性分析的柔性模型。

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