...电机;振动;噪声;减振降噪;知识表达。 [gap=992]Key Words:Motor,Vibration,Acoustic noise,Noise and vibration reduction,Knowledge representation.
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For the washing machine noise and vibration reduction predecessors developed a series of mechanical damping Angle of approach, but there are limitations.
针对洗衣机的减振降噪前人开发了一系列机械角度的减振方法,但都存在种种限制。
With the improvement of working and living conditions, and the implementation of stricter regulations, the reduction of engine vibration and noise has an important significance.
随着人们对工作和生活环境的要求日益提高,国家法规日益严格,控制发动机的振动和噪声具有重要意义。
Random pulse width modulation technique can be used to distribute voltage harmonics over a wide frequency range and to realize the reduction of acoustic noise and vibration.
随机脉宽调制技术可以使逆变器输出电压的谐波成分均匀地分布在一个较宽的频率范围内,达到抑制噪声和机械振动的目的。
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