在建模方面来说，它们具有相同的类型。
文中还给出了等价变换在建模、传函矩阵计算和有关定理证明方面应用的实例。
Meanwhile, the application examples of equivalent transformation in the modeling, transfer function calculating and theorem proving are suggested.
在建模方法方面，研究螺栓刚度计算方法、螺栓建模方法、温度和网格密度等因素的影响规律。
In the respect of modeling technique, the influence of bolt stiffness calculation formula, bolt modeling method, temperature and mesh density were investigated.
在建模方法方面，研究螺栓刚度计算方法、螺栓建模方法、温度和网格密度等因素的影响规律。
In the respect of modeling technique, the influence of bolt stiffness calculation formula, bolt modeling method, temperature and mesh density were investigated.
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