... vibration error 振动误差 vibration exciter 振动激励器 vibration frequency 振动频率 ...
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电磁振动激励器 [电] electromagnetic vibration exciter
振动发生器振动激励器 vibration exciter ; vibration generator ; vibration generator,vibration generator
振动蜂鸣器激励 PA DRV BUZZEN
周向激励下加筋圆柱壳体振动和声辐射特性的研究是预测水下航行器壳体噪声的关键环节。
Studies of the sound radiation and vibration of the ring stiffened cylindrical shell under the circumferential excitation are important to predict the noise of the underwater naval craft.
采用锤击法，利用冲击激励的宽频特性，研究了金属结构红外探测器的共振特性及影响振动噪声的力学因素。
Mechanical factors effecting on the vibration noise and resonance performance of IR detector were analyzed for the method of impact excitation using a hammer.
推导了固定四角薄型平板扬声器在单点激励下的振动方程，分析了在受激情况下的简正频率，并由简正频率方程导出其受力方程。
The vibration equation for thin flat plane loudspeaker with single point drive and four corners fixed is deduced and its simple harmonic vibration frequency in this condition is analyzed.
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