... 振动频率，振荡频率：oscillating frequency 振动疲劳试验机：vibration fatigue machine 振动能量传输：vibrational transfer ...
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Excessive clearance of mechanism joint pair will cause abnormal vibration and noise, accelerate fatigue and wear and seriously affect the dynamic performance of machine.
机构铰接副处过大间隙将引起异常的振动与噪声，加速了疲劳与磨损，严重地影响了机器的动态性能。
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