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。
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。
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 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。
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。
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