建立有底座吸振器和两端固支梁主系统耦合的数学模型。
A mathematical model of the system composed of the vibration absorber with a base and coupled with an ends-fixed beam is established.
主要原因是穿过圆钢管的梁主筋与钢管内的混凝土有很好的粘结;
There is good bond between the concrete in steel pipe and the beam' s main steel bars passing through the small holes in steel pipe.
给出了弹性支承桥梁和车体的振动方程并通过对具有弹性支座简支梁主振动的分析,得出了梁主振型的解析公式。
The principal vibration of a simple beam with elastic supports was analyzed and the analytical formulation of normal vibration mode was derived.
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