单词	系泊艇
释义	系泊艇chain boat
随便看	frequency shift modulation frequency shift modulation，fsm frequency shift modulator frequency shift signalling frequency shift system frequency shift telegraphy frequency-shift telegraphy frequency shift transmission frequency shift type telemeter frequency-shift type telemeter frequency signal frequency-- signal-pulse repetition frequency slicing frequency-slope modification frequency sounding frequency space frequency-space domain frequency-space domain (f-x domain) frequency span frequency spectrograph [frequency] spectrum frequency spectrum frequency [speed] control frequency splitting frequency spread