振动测定方法 Measurement of mechanical vibration
驾驶员座位振动测定 vibration measurement of driver seat
振动轮振幅测定 drum vibration amplitude measurement
振动轮激振力测定 vibration drum exciting force measurement
振动轮频率测定 drum vibration frequency measurement
振动觉阈值测定 Vibration Perception Threshold ; VPT
振动感觉阈值测定 Vibration Perception Threshold ; VPT
振动稳定性的测试方法 Measuring methods of vibration stability
为了克服传统泛音比法的这一弊端，提出了测定压电振子厚度振动机电耦合系数的高次泛音比法。
To overcome the shortcoming of the traditional overtone ratio method, a higher overtone ratio method to determine the thickness vibration electromechanical coupling factors was presented.
利用弯曲振动试验、纵波传播试验、纵波共振试验测定刨花板的动态抗弯弹性模量。
The dynamic deflection moduli of particleboard were measured by flexural vibration. longitudinal transmission and longitudinal resonant vibration.
通过对实型铸造干砂振动填充紧实中的振动方向、维数、频率、加速度及干砂种类等诸多影响要素的测定实验，研究了实型铸造振动紧实干砂的性能。
Vibratory compactability of dry sand in full mold foundry has been researched by experiments on effective factors such as vibratory direction, dimensions, frequency, acceleration and dry sand sorts.
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