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为了减小电磁振动机械工作噪声,将其电流工作频率由50Hz降低到25Hz或更低是有效的。本文提出一种新的降频技术,可用于各种电磁振动机械。
In order to reduce the working noise of the electromagnetic vibration machine, it is effective to reduce the current operating frequency from 50 Hz to 25 Hz or lower. This paper presents a new frequency reduction technology, can be used for a variety of electromagnetic vibration machinery.