单词	下水台
释义	同下水滑道--下水台
随便看	frequency locking frequency-locking frequency locus frequency-magnitude relationship frequency marker frequency marketing frequency matching frequency matching device frequency measurement frequency measurement by lissajous figure frequency measuring relay frequency memory frequency meter frequency--meter frequency-meter anemometer frequency meter with double scale frequency misalignment [frequency] mixer frequency mixer frequency mixing frequency-modulate cw frequency-modulate cw (fm-cw) frequency modulated frequency-modulated frequency-modulated broadcast band