动刚度，是指结构在特定的动态激扰下抵抗变形的能力。
Finally, dynamic stiffness prediction method, static stiffness prediction method and stress releasing prediction method are put forward, and at the same time the prediction procedure and its application analysis of the three methods are introduced in actual projects.
提出了动刚度预测法、静刚度预测法及应力释放预测法三种预测永存预应力的方法，并介绍了三种方法在工程实际应用中的预测流程以及应用分析。
参考来源 - 在役混凝土梁永存预应力试验研究Static rigidity, dynamic rigidity, static strength, fatigue strength, integral stability and partial stability are the key controlling index of crane's metal construction. The crane can work safely and reliably if all of them are satisfied.
静刚度、动刚度、静强度、疲劳强度、整体稳定性和局部稳定性是起重机金属结构的关键控制指标，它们必须全部满足才能保证起重机安全可靠运行。
参考来源 - 考虑车轮约束的门式起重机刚度建模研究·2,447,543篇论文数据，部分数据来源于NoteExpress
本文将缩减动刚度综合法与逐步积分法相结合，提出了一种分析大型复杂结构瞬态响应的动力子结构方法。
In this paper, a dynamic substructure method for analysing the transient response of the large structure is proposed.
提出用动刚度系数方法对转子和轴系残余振动进行预测。
This paper calculates the residual vibration of rotors and axis with a new method equivalent dynamic stiffness factor.
然后从运动方程出发推导了杆元素和梁元素的动刚度矩阵。
Then according to the equations of motion we have developed the dynamic stiffness matrixes of the bar element and beam element.
应用推荐