理论上研究了单位力扰动下的悬臂梁的振动。
Vibrations of Timoshenko beam per unit disturbance are investigated in theory.
研究了具有三次非线性项的多阶梯梁的振动。
Vibrations of multiple stepped beams with cubic nonlinearities were considered.
含有各阶导数的问题可以更精确地描述梁的振动。
The problems with all-order derivatives can describe more precisely the vibration of beams.
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