Through vibration frequency spectrum analysis of no-tillage seeder in field, its vibration characteristics were obtained.
通过对播种机的田间振动频谱分析，得到了它的的振动特征。
The effectiveness and the practicality of crack identification through vibration measurements are verified through experimental study.
实验结果验证了通过振动测试诊断裂纹参数的有效性和实用性。
The damping expression of structural vibration for rock mass is given by dimensional analysis, and the damping ratio can be obtained through vibration test.
通过量纲分析的方法给出了岩体结构振动的阻尼表达式，指出可以通过岩体的振动实验确定阻尼比，并进而给出特征时间。
Kinematic equation is established for a two-parallel-axis differential through vibration method, and also the working principles of this differential are investigated.
作者从动态分析出发，建立了并列双轴差速器的运动方程序，并对其工作原理和有关参数进行探讨。
Through vibration simulation test on the room flask vibration table, the acceleration of different flexible dispersed grain material under vibration condition was tested.
通过室内砂箱振动台震动模拟试验，测试了不同柔性散粒材料在震动条件下的加速度值，对其减震性能作了一些初步的探讨。
By using the method of establishing model through vibration test, this paper discusses the rotatory shell's dry-humid mode parameters and its non-linear vibration properties.
本文用振动试验建模的方法来探索旋转壳体的干、湿模态参数及其非线性振动特性。
An earthquake is a vibration that travels through the earth's crust.
地震是一种穿过地壳的震动。
So musical instruments evolved in ways that optimize their acoustical properties, how the instrument vibrates and sends those vibration through the air to our eardrums.
因此，乐器的进化优化了它们的声学特性，且优化了乐器振动的方式，并将这些振动通过空气传到我们的耳膜。
Through collecting vibration signal and analyzing it in the frequency domain in the condition of changing parameter cutting, a single self power spectrum is hard to detect tool breakage effectively.
在变切削参数的加工工况下，通过对振动信号的采集和频域处理，发现采用单一的自功率谱方法难以有效检测出刀片破损。
Through the theoretical model and milling experiment they discuss the condition of producing forced vibration and chatter in milling process and the chatter characteristics.
通过所建理论模型及铣削试验讨论了铣削过程中强迫振动、颤振的产生条件及特点。
Send through thy body a wave of vibration.
发送通过你身体的振动波。
It was demonstrated through concrete examples that vibration measurement of bearings played a decisive role in predictive maintenance.
通过具体事例证实了轴承测振在预知性维修中起到不可忽视的作用。
Round mounting holes (not slots) in the sensor housing avoid incorrect mounting distances or movement through impact or vibration which otherwise may require maintenance.
传感器外壳上的圆形安装孔（非槽形）可避免由于错误的安装距离或运动而导致的碰撞或震动引起的维修。
It is through the dissipation of density that one ultimately ascends upwards in vibration.
就是通过驱散致密度，一个人最终可在振动中提升。
I attained up-close access to the demolition through a specialized service firm that provided ground-vibration data to the blast masters.
我借助一家向爆破专家提供地面震动情况资料的专业服务公司，得到了近距离观察爆破场面的机会。
According to test results, the mounting locations of exhaust pipe are modified, therefore vibration of floor significantly improved through modification.
根据试验的结果，对原排气管的悬置位置进行了调整，从而使车身地板的振动得到了明显改善。
In direct contrast to the silver, the thicker black lacquer finish is acting as a dampener on the vibration of air through metal.
直接和镀银的对比，更厚的黑漆会负面影响气流通过金属的震动。
This paper analyzes the selection of the standard rings, classification of ball vibration and the influence on bearing vibration through test.
就标准套圈的选择、钢球测振分档范围和对测振值的影响因素等方面进行了较为系统的试验分析。
Through comparing, the vibration behaviors of the special gear wheels rotor in work were analyzed.
通过比较，分析了特殊齿轮转子在工作过程中的振动特性。
Vibration reduction performance of MR fluid damper is validated through experimentation.
通过实验验证了磁流体阻尼器的减振性能。
This article analyses the influence of the support of oil film vibration damping of the main spindle on cutting degree of roughness through cutting test.
本文通过粗糙度切削试验，分析讨论了车床主轴油膜减振支承对其加工粗糙度的影响。
The uniformly valid solutions for free vibration of revolution shells can be worked out through these answers.
通过此解答可以解决旋转薄壳自由振动一致有效解的求解问题。
Secondly, through to study gear wheel vibration signal analysis course related to wavelet theory that arrives research, explain with various wavelet project meanings and theoretical foundation.
其次，通过对研究齿轮振动信号分析过程所涉及到的小波理论的研究，阐述了不同小波变换的工程意义和理论基础。
Through the energy analysis of different frequency bands, we can attain the blasting vibration signals' frequency identity and original signals' part character.
通过各频带的能量分析，才能获得较准确的频率特性，同时也可以得到原始信号的局部特征。
Research and discussion on the noise and vibration of the compressor is conducted through dynamic spectrum analysis of the compressor parts and noise and vibration test on the bench.
通过对压缩机的部件进行动力学频谱分析，结合所做的台架振动、噪声试验、研究和探讨了压缩机的振动和噪声问题。
The vibration design is processed through the vibration analysis of full diameter fan of cold air island plant.
通过对电厂空冷岛大直径风机的振动分析，进行减振设计。
The vibration malfunction was diagnosed through the analysis of unstable vibration in the operation of a unit and the field data.
通过对某机组运行中发生的不稳定振动进行分析，结合现场数据，诊断出了振动故障。
The three dimensional grid method based displacements variables was presented and validated through comparing vibration isolating results obtained by grid method with them by field test.
介绍了基于位移变量的三维格子法理论，通过对比隔振现场测试结果，验证了方法的可靠性。
The three dimensional grid method based displacements variables was presented and validated through comparing vibration isolating results obtained by grid method with them by field test.
介绍了基于位移变量的三维格子法理论，通过对比隔振现场测试结果，验证了方法的可靠性。
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