Filter with high attenuation in specified frequency and low insertion loss in passband can be achieved by coupling this notch filter with a ladder-type SAW filter.是什么意思_Filter with high attenuation in specified frequency and low insertion loss in passband can be achieved by coupling this notch filter with a ladder-type SAW filter.在線(xiàn)翻譯_英語(yǔ)_讀音_用法_例句