在实际工程结构的抗震研究中，一般结构体系都具有非比例阻尼特性。
For the earthquake resistant analysis of actual engineering structures, most of structural systems have the properties of non-proportional (non-classical) damping, I.
基于等效线性化的隔震工程设计参数，建立非比例阻尼隔震结构模型。
The structure is modeled as non-proportionally damped system based on equivalent linearized parameters which is used for practical design.
本文用低阶模态和系统矩阵表达高阶模态对非比例阻尼结构频响函数的贡献。
In this paper, the contribution of high order mode shape to the frequency response function of disproportional damping structure is expressed by using low order mode shape and system matrix.
但难以解决大跨度、现代大型复杂结构的抗震设计以及处理非比例阻尼等情况。
However it is difficult to conduct the aseismic designs of modern and large complicated structures with long spans, and deal with non proportional damping etc.
这一解答形式简单、运用方便，可在需要考虑非比例阻尼特点的各种体系抗震设计中采用。
The expressions of the solution are simple and directly applicable to nonclassically damped structures under white noise input in aseismic design.
实例分析还表明，对于一般的强非比例阻尼结构，抗震设计规范中采用的强迫解耦方法也具有较好的精度。
Meanwhile, the forced mode uncoupling method widely used in seismic design code also has good approximation, even though the relatively simple example structure is strongly non-proportional.
实例分析还表明，对于一般的强非比例阻尼结构，抗震设计规范中采用的强迫解耦方法也具有较好的精度。
Meanwhile, the forced mode uncoupling method widely used in seismic design code also has good approximation, even though the relatively simple example structure is strongly non-proportional.
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