non uniform beam 变截面梁
non-uniform beam-like structure 变截面梁
non-uniform continuous beam 变截面连续梁
non uniform box beam 变截面箱梁
non-uniform laser beam 不均匀激光束
non-uniform continuous beam bridge 变截面连续梁桥
non-uniform width box-beam 变宽箱梁
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。
The results show that there exists the tension-bend coupling deformation in the uniformly heated beam because of the non-uniform characteristic of materials.
结果表明，由于材料的非均匀性，功能梯度梁中存在拉-弯耦合变形。
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