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.
对粘性比例阻尼与一般粘性阻尼两种情况分别进行了多自由度系统的实模态与复模态分析。
The real modal analysis and complex modal analysis are respectively applied to the multi-degree-of -freedom system according to the different damp.
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.
对工程结构中阻尼矩阵的简化处理途径做了简要评述，指出目前常用的比例阻尼理论对于小阻尼结构是适用的。
A simplified approach in dealing with damping in structures is reviewed in this paper. It is pointed out that the proportional damping theory is adaptable for small damping structures.
考察了组分数、共混比例、硬相单体的选择、交联单体及不同制样方法对材料阻尼性能的影响。
The influence of number of ingredients, blends proportion, selection of hard monomer, crosslinking monomer and sample preparing methods to the damping property were investigated.
介绍了流体动力系统常用的提高阻尼比的方法，提出了可调液压阻尼器的变阻尼气压比例伺服系统。
Methods of increasing damping radio are introduced for fluid power system, and the pneumatical proportional servo system with variable damping ratio is put forward.
本文主要研究自适应桁架结构的振动控制理论和方法，将结构中主动构件的局部弹性内力经过积分和比例反馈控制器运算后，得到主动构件的输出控制力，以实现结构的振动阻尼控制。
This paper presents the results of active damping realized by a piezoelectric active member to control the vibration of a four-bay four-longern aluminum truss structure with cantilever boundary.
星箭支架变形能占全箭模态总能量的比例是约束阻尼层阻尼贡献的重要参考量。
The modal strain energy ratio of PAF to whole system is a critical variable to evaluate the contribution of the CDL to the whole system damping.
星箭支架变形能占全箭模态总能量的比例是约束阻尼层阻尼贡献的重要参考量。
The modal strain energy ratio of PAF to whole system is a critical variable to evaluate the contribution of the CDL to the whole system damping.
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