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自振
    Study for Measuring Propoties of Free Vibration on Structure Model by White Noise Excitation
    白噪声激振法测量模型自振特性的研究
    Analysis of the Free Vibration Characteristics of Railway Steel Truss Bridge with Train Load
    铁路钢桁梁桥有载自振特性分析
    The Frequency of Free Vibration of CircuIar Plate with Elastical Edge
    弹性边园板的自振频率
    Boundary Element Method for Free Vibration Analysis of Gravity Dam
    用边界单元法计算重力坝的自振特性
    Influence of Facing Slab on Free Vibration Characteristics of Rockfill Dam
    防渗面板对堆石坝体自振特性的影响
    Free Vibration of Conical Columns in Water
    水中圆锥形柱腿的自振特性分析
    Study on free vibration of curved box girder bridges
    薄壁曲线箱梁的自振特性研究
    This article is based on large scale finite-element analysis software ANSYS,to analyze structural dynamics properties of JJ454/49-H type of ocean dynamics derrick and the derrick free vibration characteristics(frequencies and vibration patterns) was obtained.
    基于大型通用有限元软件ANSYS,对JJ454/49-H型海洋动态井架结构进行模态分析和谐响应分析,得到井架的自振特性(频率和振型)和结构的响应随频率变化的规律。
    A Precise Analysis Method for Free Vibration Characteristics of Chimneys
    烟囱自振特性的一种较精确分析方法
    Influence of Deformation of Base Compress on Frequency of Free Vibration of Cylindrical Tall Buildings
    地基的压缩变形对高层筒体自振频率的影响
    Study on the free vibration characteristics of liquid-solid coupling of plane gate
    平面闸门流固耦合自振特性研究
    AN IMPROVED FINITE ELEMENT-TRANSFER MATRIX METHOD FOR FREE VIBRATION OF STRUCTURES
    结构自振频率计算的一种修正有限元传递矩阵法
    Development and property test of GZZ-1 free vibration column test system
    GZZ-1型自振柱试验机研制与性能试验
    Analysis of the free vibration of the semisircle arch structure
    半圆形拱结构自振分析
    Analysis on Free Vibration Frequency of Concrete Curved Beams Bridges
    混凝土曲线梁桥的自振频率分析
    Analysis of free vibration characteristics of stringed beam structure
    张弦梁结构的自振特性分析
    Analysis of Free Vibration Characteristics of Thin-walled Box Girder Based on Energy Variation Principle
    基于能量变分原理的薄壁箱梁自振特性分析
    Free Vibration Properties Analysis of Fluid-Tank Coupling in Storage Tank
    储液罐固液耦合下的自振特性分析
    Study on Form-finding Methods and Free Vibration Characteristics of Cable-membrane Structure
    索膜结构找形方法及自振特性研究
    In this paper,the load distribution-stiffness method based on the trial load method is used in the dynamic analysis of arch dams,The symmetry of flexibility matrix and the evaluation of free vibration behaviour of arch
    本文用基于试载法的分载位移法进行拱坝动力分析,并讨论拱坝动力分析试载法中柔度矩阵的对称性质及自振特性分析等问题,指出柔度矩阵是不对称的; 因而不能直接套用直接滤频法或斯托杜拉(Stodola)法计算自振特性.
 

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