在解析表达式的基础上推导考虑双重效应的组合梁单元刚度矩阵。
On the basis of the solution expression, we deduce the composite beam unit stiffness matrix of the dual effects of the displacement.
板的位移函数取双重级数形式，级数的各项为梁函数的乘积。
Taking the displacement function of plates in the form of a biseries, all terms in series are given by products of functions of a beam.
尽管它的名字叫曲梁，但实际上这种具有双重要求的杆能用于刚架桥上。
Despite its name beam, but in fact the requirements of this dual rod can be used to frame the bridge.
这类梁兼具钢梁与混凝土梁的双重优点，有广阔的应用空间。
Such beams has both advantages of the steel beam and concrete beam, and there is a broad application space.
这类梁兼具钢梁与混凝土梁的双重优点，有广阔的应用空间。
Such beams has both advantages of the steel beam and concrete beam, and there is a broad application space.
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