Abstract: Using the new semigroup approach, the existence of global attractors is proved for a nonlinear model which describes the vibration of the suspension bridge road bed in the vertical plain.

• 文章摘要: 利用新半群方法证明了吊桥方程全局吸引子的存在性．该方程描述了吊桥路面在垂直平面内的振动。