The general formulas of internal forces and displacements of skewly supported single-span beam are deduced from the energy principle.
首先从能量原理出发，推导了斜支单跨梁内力及变形计算的一般公式。
The recursion formulae of the node angle displacement are derived in the text and that internal forces of the beam can be solved.
推出了求解结点转角位移的递推公式，进而求得梁的内力。
The deformations and the internal forces at a cross section of a beam are taken as state variables to formulate a general equation for computing the natural frequencies of non-uniform beams.
导出了用变形、内力作为混合状态变量表示的求解等截面梁的横向振动固有频率的普遍方程。
应用推荐