structural stiffness matrix 结构刚度矩阵
influence in structural stiffness 刚度影响
structural stiffness assembly matrix 结构刚度组装矩阵
nonlinear structural stiffness 结构刚度非线性条件
Index of structural stiffness 结构刚度指标
sub-structural stiffness update 子结构刚度修正
eigenvalue of structural stiffness 刚度特征值
An example is analyzed to describe the modal damping ratio method in detail, the law of the upper and lower damping ratio with structural stiffness changing is obtained.
通过算例分析,对振型阻尼比法的实施过程进行了详细阐述,得到阻尼比虽上下部结构刚度变化的规律。
参考来源 - 非比例阻尼结构动力响应分析Prestressed concrete continuous beam bridges are widely used for their advantages, such as little deformation, good structural stiffness, comfortable driving, few expansion joints, and simple maintenance. So it has being developed rapidly.
而同时预应力混凝土连续梁桥体系具有变形小，结构刚度好，行车平顺舒适，伸缩缝少，养护简单等优点在实际工程中大量应用。
参考来源 - 内昆铁路花土坡特大桥高墩大跨连续梁设计研究·2,447,543篇论文数据，部分数据来源于NoteExpress
The effect of nonlinear structural stiffness on flutter velocity was considered, too.
同时，本文还考虑了结构刚度非线性对颤振速度的影响。
The other is that the two bands work together to achieve an increased structural stiffness.
另一问题是，两块墙板连扣起来，可以获得结构强度的增加。
The structural stiffness matrix is the function of frequency because that the impedance function of the pile foundation changes with its frequency.
由于桩基础的阻抗函数随频率变化，所以结构的刚度矩阵也是频率的函数。
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