The results here are consistent with those given by the complex modal analysis method when it is applicable.
在较特殊的条件下，与复模态分析法的结果是一致。
Operational modal analysis method of bridge was built based on frequency domain and spatial domain decomposition.
利用频域-空间域分解法，建立桥梁运行模态识别方法。
The dynamic response of the damping multi-DOF structural system is usually calculated by the real modal analysis method.
求解有阻尼多自由度结构系统的振动微分方程，实模态分析法是得到广泛应用的一种有效方法。
Static and dynamic frequency and dynamic stress are analyzed by using the modal analysis method and the transient dynamics method.
通过模态分析、瞬态动力学的方法，分析了叶片的动频、动应力。
First, a comparison study between two modal analysis method namely the transfer matrix method and finite element method is carried out.
首先，对目前较为常用的船体干模态分析方法迁移矩阵法与有限元法进行了比较研究；
A flexible model of multi-axle vehicle ride comfort is presented by combining the vibration theory of elastic beam and modal analysis method.
运用弹性梁弯曲振动理论和模态分析法建立了多轴汽车平顺性分析的柔性模型。
Dynamic behavior of the cloth cutting machine (Model FJM102) is investigated by using the experimental modal analysis method impulsing excitation.
运用锤激振对服装剪裁机进行了实验模态分析，系统分析了服装剪裁机的动态特性及产生误差的原因。
Modal analysis method is used to discuss the location and identification of the damages to reinforced concrete structure due to corrosion and cracking.
应用振动测试的模态分析方法，对钢筋混凝土结构锈裂损伤定位与识别进行了探讨。
The characteristics of the eigen value problem of general viscoelastic structure are analyzed and its modal analysis method is put forward in this paper.
分析了一般粘弹结构特征值问题的特点，建立了一般粘弹结构的模态分析方法。
A local exciting method was used to obtain the high-order modes information on a reinforced concrete frame model by the experimental modal analysis method.
采用局部激振方法对一个钢筋混凝土框架结构模型施加激励，通过实验模态分析获取高阶局部模态信息。
Abstract: the characteristics of the eigenvalue problem of general viscoelastic structure are analyzed and its modal analysis method is put forward in this paper.
文摘：分析了一般粘弹结构特征值问题的特点，建立了一般粘弹结构的模态分析方法。
Using the modal analysis method in this paper, the vibration characteristics of ZJ50J double-lifting mechanical driven oil drilling rig (patent No. 352466) is studied.
应用模态分析技术、振型截断法，对专利证书号第352466号的ZJ50 J双升式机械驱动石油钻机振动特性进行研究。
The nature frequency, normal mode and dynamic response of gear system are studied by theoretical modal analysis method combined with experimental modal analysis method.
采用试验模态分析和理论模态分析相结合的方法，研究了齿轮系统的固有特性和动力响应。
The vibration modal analysis method and the influent factors of the natural frequency of the rotating rotor of horizontal axis wind turbine rotor blades were presented.
建立了大型水平轴风轮转子／塔架耦合系统的气动弹性模型，推导了转子／塔架耦合系统周期系数运动方程，给出了气动弹性稳定性分析方法。
The complex modal analysis method is generalized to the cases in which stiffness matrix may be singular and mass matrix, damping matrix and stiffness may be nonsymmetric.
把复模态分析法推广到刚度矩阵可以奇导且质量矩阵、阻尼矩阵和刚度矩阵均不必为对称的情形。
Experimentally, a suitable modal analysis method for the web-offset-printing machines is found out, and the modal parameters of the three web-offset-printing machines have been identified.
在实验方面，探索了适用于卷筒纸胶印机的模态试验方法，测得了三台胶印机的模态参数。
The active vibration control of the beam structure, which is used in the isolation of the ships auxiliary machines, is studied by using modal analysis method and adaptive algorithm in this paper.
以船舶辅机的梁式隔振结构为对象，运用模态分析方法和自适应算法，推导并分析了梁式结构振动主动控制的基本原理和方法。
Modal analysis provides an effective method.
模态分析法提供了一种有效的方法。
In this thesis, the dynamic load identification of guyed mast method in time domain based on modal analysis is analyzed.
要解决这个问题，必须建立作用在桅杆结构上的动力风荷载的识别方法。
Modal analysis is a significant method in structure dynamic design and equipment fault diagnosis.
模态分析是结构动态设计及设备故障诊断的重要方法。
Using the synthetic method of both finite element and modal analysis searches after a basic way of dynamic Safety design.
采用有限元数值模型与实验模态分析相结合的方法，寻求动力安全设计的基本方法。
A modal value analysis method is presented to obtain a reduced-order dynamic model with modal coordinates for structures with small damping or without damping.
针对小阻尼和无阻尼结构，提出了一种模态价值分析方法，用于在模态坐标下的动力学模型降阶问题。
This paper offers an analysis method of high order residual modal by the use of the structural transfer function.
本文分析了高阶剩余模态的组成形式，提出了一种利用结构传递函数求解高阶剩余模态的方法。
Firstly, the damage identification method based on vibration modal analysis theory is discussed and analyzed.
首先，本文对基于振动模态分析理论的损伤识别方法进行了探讨。
In this paper, af ree-interface modal synthesis method for the dynamic analysis of tractor-mounted implement system is described.
本文叙述了适用于拖拉机悬挂农机具系统动力分析的模态综合子结构方法的基本原理。
In this paper, an efficient method for bridge damage detection is developed based on experiment modal analysis.
实验模态分析技术应用于桥梁损伤检测是有效可行的方法。
The method of the calculated modal analysis and the modal correlation is introduced, and the geometrical model and finite element model are established.
建立了发动机实体和有限元模型，介绍了计算模态分析和模态相关性分析的一般方法与理论。
The new method of the re-engineering VSR parameters of circle plate casting is figured out based on the modal Analysis technology.
依据振动时效机理，应用模态分析技术，提出一种盘类铸件振动时效工艺参数优化设计的新方法。
A modal analysis using the finite element method is carried out for a crankshaft workpiece system. Six lowest order modal 'parameters have been obtained.
本文用有限元方法对曲轴工件系统进行了模态分析，求出了前六阶模态参数。
Based on the theory of modal superposition and power series expansion, a modal superposition method for the sensitivity analysis of FRF is proposed in this paper.
基于模态展开和幂级数展开原理，提出了一种频响函数灵敏度分析的模态展开法。
应用推荐