That proves the rail vibration is whole-vibration.
证明钢轨在低频段是整体振动。
It provides a theoretical foundation for getting the rail noise power from the rail vibration directly and simplifies the calculating process.
为由钢轨表面振动直接求得钢轨辐射噪声提供了理论基础，简化了计算过程。
The diseases and their influences occurring in rail joint are analyzed. The working principle, technical specifications and the application of rail vibration absorber joint plate, are described.
分析了钢轨接头病害及影响，阐述了钢轨减振接头夹板的工作原理和使用情况，并介绍了其使用技术要求。
With the impact and vibration of the crane, it may cause the rail installation loose, the connector fall off, deformation, crack, precision index super difference.
随着起重机运行时产生的冲击和振动，可能引起轨道安装的松动、连接件脱落、变形、裂纹、精度指标超差。
Cylindrical roller bearings are used in machine tools, transmissions, vibration machines, and as wheelset bearings for rail vehicles.
圆柱滚子轴承用于机械工具，传输，振动机器和作为轮副轴承用于轨道车辆中。
Use of a variety of rail profiles with a range of contact points improves steering and overall ride quality, and thereby reduces noise and vibration.
可采用多种钢轨廓形，使每种廓形与车轮均有一定数量的接触点，可以提高导向性能和总体的车辆运行质量，从而减少噪声和振动。
The paper presents the numerical algorithm of the rail system vibration simulation for high speed moving load.
研究了高速移动荷载作用下轨道系统振动模拟的数值算法。
This paper discusses vibration test method for urban rail passenger car body structure.
介绍了城市轨道客车车体结构的振动试验方法。
This method can be used to evaluate the environmental vibration induced by rail system.
该方法可用于轨道系统引起的环境振动评价。
Based on random rail roughness and vehicle-bridge coupling element, a method is proposed for calculating random vibration of long span Bridges under moving vehicles in this paper.
基于随机轨道粗糙度和车桥偶合单元，提出了大跨桥梁移动车辆荷载作用下随机振动的计算模式。
The guide rail, which ACTS as the main source exciting lateral vibration of cabin, is a key part of an elevator.
导轨作为电梯的导向部件是电梯的重要组成部件，是使轿厢产生水平振动的主要激励源。
The influences of excitation mechanisms such as rail surface roughness, roller eccentricity and roller flat on the high frequency vibration were investigated.
分析了导轨表面粗糙度、导轮偏心和扁疤等激励对电梯高频振动的影响。
The coupled vibration analysis of rail-way simple-supported curved-girder Bridges and vehicles was discussed in this paper.
以某铁路曲线多跨简支梁桥为例，讨论了考虑桩土作用的铁路曲线梁桥车桥耦合振动。
The modal analysis of the wheel is done using the software ANSYS. Calculate the wheel mobility and the vibration velocity spectrum of the wheel and rail is calculated.
运用ANSYS对车轮进行了模态分析，求得车轮导纳以及钢轨和车轮振动速度的功率谱。
The coupled vibration analysis of long-span rail-way curved-girder bridges and vehicles was discussed.
以某铁路曲线连续梁桥方案为例，讨论了大跨度铁路曲线梁桥的车桥耦合振动。
This high strength aluminum alloy robot is equipped with linear slide rail, so it has fast loading and unloading speed, low vibration and high wear resistance.
使用高强度铝金手臂配合线性滑轨，上下速度快，震动小耐磨耗。
The device of measuring the vibration of roadbed and rail is necessary when we build rail. The linear Array CCD can be used to automatic non-contact measurement of railway track vibration.
测量路基与铁轨的振动是铁道建设必不可少的仪器，采用线阵CCD测量系统能够实现对路基与铁轨的振动进行非接触同步测量。
Track irregularity is one of the factors that make the increase of car body vibration, wheel-rail interaction force and wheel-rail noise.
轨道不平顺是引起车体振动加速度、轮轨作用力和轮轨噪声增大的主要因素之一。
In addition, two kinds of vibration-decreasing measures are applied on the rail lines with big vibration, and the effects of decreasing vibration are also analyzed comparatively.
对振动较大的轨道沿线采用了两种不同的减振措施，并对减振效果进行分析比较。
On the other side, such strong vibration may also become an important factor of abnormal wheel wearing, wheel spalling and rail corrugation of certain wavelengths.
另一方面，轮对相对构架的强烈振动，也可能成为车轮非正常磨耗即剥离以及某些波长轨道波磨的一个重要因素。
Noise and vibration are part of every rail transit system's operating environment. But that doesn't make it acceptable to riders or those who live and work in close proximity to the tracks.
虽然城市轨道交通系统的运营环境中都必然会有噪声和振动，但这并不意味着可以乘客或沿线的工作人员和居民都能接受。
On the contrary, the hunting wave of car bogie frame covers the influence of all factors causing transverse vibration of the system and reflects the action of different wheel-rail contact conditions.
相反，机车车辆构架蛇行波反映了引起此系统横向振动所有因素的影响，同时还反映了轮轨实际接触状态。
With the rapid development of urban rail transportation, the problems of urban noise and vibration pollution have received more and more attention from the public.
随着城市轨道交通的飞速发展，城市轨道交通噪声和振动污染问题越来越受到公众关注。
To obtain rail irregularity samples for train-bridge vibration control and stochastic analyses, a simulation method of irregularities at all axles of a train was investigated.
为获得各轮轴处轨道不平顺，用于列车-桥梁振动控制和随机振动分析，研究了轨道不平顺的模拟方法。
From the calculating results, the main frequency of rail and sleeper lateral vibration is low.
从计算结果可知，轨道结构的横向振动频率较低，且钢轨与轨枕的横向振动主频相接近。
The tests on trial section show that it is better than the common rail joint plate in decreasing vibration and noise.
通过试验地段的测试表明，减振接头夹板比普通接头夹板具有明显的减振、降噪的优点。
By means of the finite element theory, the inherent frequencies and vibration characteristics for existing rail line under different supporting conditions are analyzed.
运用有限元理论，分析了既有线路在不同支承条件下的固有频率和固有振动特性。
This paper introduces the producing and acting mechanics of the train vibration loads, wheel-rail couple dynamic model, wheel-rail contact model and irregularity model.
本文首先介绍了列车振动荷载产生和作用的机理，轮轨耦合动力学分析模型，轮轨接触模型和轮轨不平顺模型。
Vibration and noise of urban rail transit have become an intractable probelm. The noise consists of three parts: that induced by wheel and rail; by engine and by viaduct structure.
城市轨道交通噪声主要由轮轨噪声、动力设备噪声、结构振动噪声组成。
Aiming at vibration analysis of seamless turnout on bridge, the rail-turnout-tie-bridge spring-damping vibration model was built by using finite element method.
针对桥上无缝道岔，运用有限单元法，建立了钢轨-岔枕-桥梁弹簧-阻尼空间振动模型。
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