The comb filter includes a first switch, many low pass filters, a second switch, a subtraction device, a mean value detector and a first adder.是什么意思_The comb filter includes a first switch, many low pass filters, a second switch, a subtraction device, a mean value detector and a first adder.在線(xiàn)翻譯_英語(yǔ)_讀音_用法_例句