The acceleration response curve of resistor body midpoint can be computed by direct frequency response solution, simulation precision is testified by vibration test.
由频响求解器直接得出电阻基体中点的加速度响应曲线，其仿真精度通过振动试验给予了验证。
This paper presents a synthesized model updating method using the modal parameters and frequency response functions(FRF) extracted from the vibration test data.
文章提出了一种利用模态参数和由振动试验数据求得的频响函数来进行模型修正的方法。
This paper presents the design of fixture used on helicopter radar's vibration test. How to compute Natrual Frequency of fixture and verify by test is discussed.
本文主要记述了某直升机机载雷达整机振动试验夹具的设计，以及对夹具固有频率的计算和试验验证等。
By testing vibration frequency, moving speed of drill rod, atmospheric temperature, pressure and consumption, a test report is automatically worked out.
通过测量凿岩机工作时的振动频率、钎杆转速、气温、气压和耗气量等性能参数，自动生成测试报告。
The cause of vibration on the turbogenerator stator end winding is analyzed, and the meaning of natural frequency test and vibration measurement is discussed.
本文分析了引起汽轮发电机定子绕组端部振动的原因，以及固有频率试验和振动测量的意义。
Vibration test shows that the maximum acceleration response at the bracing top is not related to earthquake magnitude and its frequency characteristics since its sliding force remains unchanged.
动力试验表明，由于耗能支撑滑动荷载不变，它的顶点最大加速度反应同地震大小及其频率特性无关。
On-site vibration test of the servicing rig substructure is made, and the frequency response function curve and preceding 10 modes frequency are obtained.
对现役钻机底座做了现场振动测试，得到频响函数曲线及前10阶模态频率。
The test result shows tha the influence of related displacement on surface finish is linear and related to amplitude and frequency of vibration and spindle speed.
试验结果表明：相对位移对表面光洁度的影响是线性”的，不仅与振动幅值有关而且与振动频率及主轴转速有关。
The calculated vertical vibration frequency is closed to test result.
经计算后得到的垂向固有频率与测试结果相近。
Compared with ordinary vibration test, it can achieve a higher frequency and can make the complex test which combines six degree-of-freedom vibration test and rapid temperature changing test.
相对于一般振动试验，其可达到的频率范围较高，且可实现六自由度振动和快速温变的综合。
Chinese aircraft cnginccrs arc becoming intcrcsted in some strange localized vibration phenomena that occur during ground vibration test and flutter test: mode localization and frequency loci veering.
研究了某机简化模型线性振动的模态局部化现象，以及与此现象密切相关的频率曲线转向现象。
Meanwhile, the modal analysis is used to test the detection arm's natural frequency and structural vibration modes, which provides a reference for the stability test of the bridge inspection vehicle.
同时对检测臂进行了模态分析，测出了其固有频率和结构振型，为检测车工作时的稳定性要求提供了参考。
This paper analyzed the phenomena in satellite vibration test that natural frequency decreases as excitation level increases.
针对卫星振动实验中的频率漂移现象进行了分析。
Fracture failure analysis was made on resistance spot welding motor bracket test specimens which were destroyed by the high-frequency vibration.
分析了电阻点焊电动机支架高频振动破坏试样的失效原因。
As far as the function of software is concerned, it completes most of general functions in vibration test, such as data acquisition, frequency spectrum analysis, and so on.
仪器功能全面，完成了振动测试中通用的数据采集、频谱分析等功能，并添加了模态分析功能。
The new servo valve can be applied to many high response occasions such as high frequency vibration experimental bed, durability test bed. It will enhance the response characteristic of these systems.
新型伺服阀可以应用于振动试验台、疲劳试验台及需要快速反应的流体控制系统中，提高系统的响应特性。
The test proves that the caudal fin oscillation frequency, the maximum amplitude of vibration of caudal fin, the caudal fin strikes the water angle influence the fish's speed;
加减速试验论证了尾鳍摆动频率、尾鳍后缘最大摆幅以及尾鳍的最大击水角度对鱼体速度的影响；
The wave force on the steel-pipe pile which was connected and unconnected to the test platform was tested; and the acceleration versus time data and natural vibration frequency were obtained.
对波流力作用下连接及未连接平台的钢管桩进行了测试，获得了加速度时程曲线以及钢管桩固有频率。
The wave force on the steel-pipe pile which was connected and unconnected to the test platform was tested; and the acceleration versus time data and natural vibration frequency were obtained.
对波流力作用下连接及未连接平台的钢管桩进行了测试，获得了加速度时程曲线以及钢管桩固有频率。
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