【摘要】 本文将具有分布质量的简支梁视为无限自由度体系，对其在移动荷载作用下的振动问题进行了分析，探讨了作动力影响线的方法和步骤．更多还原

【Abstract】 In this paper the vibration problem of the simple beam by moving loads, which possessesthe distributed mass, has been analysed as a system with infinite number of degrees of freedom. The drawing methods and procedures of dynamic influence lines have been probed.更多还原