Finally, Based the analysis of theory modal, a modal testing program has been designed according to the existing test equipments, which prepares for the next testing of the vibration and noise.
在理论模态分析的基础上，根据现有的试验设备设计了合理的试验方案，为下步的振动与噪声的试验做了必要的理论准备。
Following the fuel testing the aircraft is undergoing structural coupling and ground vibration testing, as well as completing hydraulic testing of the doors and landing gear.
此次燃料测试后，飞机将进行结构耦合和地面振动测试，并将完成门和起落架的水压测试。
The invention discloses a method and a device for testing vibration performance of an optical fiber coupler for an optical fiber gyroscope.
本发明公开了一种光纤陀螺用的光纤耦合器振动性能测试方法及装置。
The practical testing data of impact and vibration during transporting by train and truck are also-given.
并给出了火车、汽车运输时振动、冲击的实测数据。
This article briefly discusses the basic principle and method of machine condition monitoring, preventive maintenance and vibration diagnosis based on the vibration testing and analysis.
对以振动测试和分析为基础的机器状态监测、预防性维修及振动诊断的基本原理和方法作了简要论述。
In order to optimizing the vibration isolation of some diesel generator set, an analysis of the vibration character and excitation forces of it is presented through theory study and vibration testing.
通过对频响函数的测试，获得了某型柴油发电机组隔振系统各阶刚体模态频率和弹性模态频率，分析了该机组振源和振动特点。
The all axis random vibration characteristics of repetitive shock machine, a new vibration equipment for reliability enhancement testing, was fully studied.
针对新型的可靠性强化振动试验设备——反复冲击机，对其全轴进行了随机振动特性研究。
By means of vibration testing of catalyst input pipeline of regenerator, analysis calculation of existent pipeline, the vibration reason is found.
通过对再生器催化剂输入管线的振动测试、现有管线振动分析计算，找出了振动原因；
The characteristic values of vibration signals were used as testing parameters of tool wear for milling special shaped spiral rods.
针对异型螺杆铣削加工，采用振动信号特征值作为检测刀具磨损的参量。
The predictions of vibration and response of object ship structure obtained by using analysis and calculation method described in this paper have good consistency with real ship testing results.
本文采用的分析计算方法对目标船结构振动及响应预报值，与实船试验数据具有很好的一致性。
A computer testing system developed to analyze the inherent vibration frequency of cantilever structure is described.
介绍了一种悬臂梁结构固有振动频率的计算机测试系统。
FIGURE 1. Spring contacts, shown here as stand-alones and as part of connector systems, stood up to rugged vibration testing conducted by the employer of this article's author.
图1。弹针，此处显示的是单独使用的或作为连接器系统的一部分，经过本文作者所在公司进行的严格振动测试。
This paper puts forward the testing system of characteristics of electrical vibration table based on position sensitive detector .
详细介绍了基于位置敏感传感器的电振动台特性检测系统的研究。
After testing the intrinsic characteristic of power assemblys flexural vibration of a light passenger coach with modal cognition technology, a damping power shock absorber is designed.
应用模态识别技术对某轻型客车动力总成弯曲振动的固有特性进行了测试，设计了一阻尼式动力吸振器。
The introduction of the structure of non-contact vibration sensor improved the durability of the instrument, realizing the two-dimensional vibration testing.
该测震装置引入无触点振动传感器的结构以提高装置的耐用性，实现了二维振动的检测。
In this paper the computer controlled testing system is developed on basis of the small simulated testing bed of whirling vibration.
在设计研制轴系回旋振动模拟小平台的基础上，开发了以计算机为中心的测试分析系统。
By testing the hydraulic system of 200mn press, it is shown that the coupling vibration of power fluid and pipeline is the main vibration source of the system.
通过测试200MN油压机液压系统表明动力流体和管路的耦合振动是液压系统主要的振动源。
Based on calculation of the shafting dynamics model of unit, the value of unbalance mass of runner correspond to the value of vibration quantity in the testing site was obtained.
根据建立的机组轴系动力学模型，计算得到了测试位置处振动量所对应转轮的质量不平衡量值的大小。
Based on the vibration test and principle analyses, the test system of testing vibration property of spindle bearing is designed.
根据振动测试与分析原理，设计了一套锭子轴承动态性能测试系统。
Based on the vibration model and testing data, the paper provides a systematic way to not only the choice of testing parameter but also drawing the conclusion.
通过建立大型回转轴承装置的振动模型，以大量的试验数据为依据，提出了一套从试验条件与参数的选取到最后分析结论判定的系统方法。
The paper applies the vibration theory, modal analysis theory and the technique of vibration testing & signal processing to make an analysis of the calculating modal and test dynamic characteristics.
应用振动理论、有限元方法、模态分析理论对干燥机进行了计算模态分析和动态试验。
Testing results show that the above measures have the obvious effects in reducing the vibration and lowering the noise of roller.
试验结果表明这三个方面的措施都是有效的，但组合起来效果更佳。
The present paper aims to introduce its authors testing and investigation of the impact of machine vibration on the building structure.
应用振动测试方法，对机器振动对厂房结构的影响进行检测及分析。
Through the ambient vibration testing, this paper make a comparative analysis of the theoretical conclusion and experimental data.
在此基础上，采用环境随机振动法进行动载试验，并对理论分析计算值和动测试验值进行比较分析。
The principle and characteristics of the force limited in satellite structure vibration testing were introduced in this paper.
介绍了卫星结构振动试验中力控技术的原理、特点，以及国外力控技术的研究和应用。
The signal of instant vibration testing for soil compactness is analyzed both in time domain and frequency domain. Some feature parameters reflecting the characteristics of the signal are extracted.
从时间域和频率域两个角度对土密实度瞬态振动测试信号进行了分析，提取了信号的特征参量。
To enhance the reality of vibration simulation testing and the effectiveness of vibration stimulation testing, it is necessary to generate true random drive signals with super-Gaussian distribution.
提高振动模拟试验的真实性和增强振动激发试验的效力都需要产生超高斯分布的真随机驱动信号。
The results of contrast testing on the vibration drilling and common drilling show that the technology can effectively resolve the problem of blocked chips and improve the hole qualities.
通过振动钻削和普通钻削的对比试验，该装置能有效地解决堵屑难题，并提高身管的内膛钻削质量。
To investigate the impact of chamber ambient air quality on the testing results, mathematical analysis is performed to study the vibration trends of formaldehyde background concentration.
为了解气候舱周边空气质量对检测结果的影响，本文应用数学分析方法对气候舱内空气中甲醛本底浓度的变化规律进行了探析。
It not only makes the theories of pile vibration more practical, but also provides a new theoretical support for anti-seismic design of pile foundation and dynamic testing of pile.
这不仅使得桩基振动理论更为完善，也为桩基抗震、防震设计及桩基动态检测提供了全新的理论支持。
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