particular frequency的用法和樣例：
例句
- Your devices are the only ones operating at a particular frequency.
你的設備是工作在特定頻率上的唯一設備。 - The PZT matching layer redistributes the frequency spectrum of an original broadband ultrasonic probe, and acts as a frequency filter without reducing the wave amplitude.
此層鋯鈦酸鉛匹配層可將原本超音波探頭之寬頻率分布過(guò)濾成某些特定頻率之峰值，且沒(méi)有降低該頻率峰值相對于原始探頭強度之強度。
