应用一般解析解来求解具有中间支承矩形板的自由振动问题。
A general analytical solution is used to solve vibration problems of rectangular plates with intermediate support, here.
推导了弹性支承梁的横向自由振动模态的特征方程。
The latent equation of the freely vibration modes of elastic bearing beam is deduced.
该设计采用框架式省煤器固定结构，并自由支承在省煤器支承梁上，以避免固定装置与支承梁的现场焊接。
It is freely supported on the support beams of economizer to avoid the site welding between fixing arrangement and support beams.
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