超: exceed; surpass; overtake低频扬声器: woofer低频扬声器: woffer; wooefer复频扬声器: frequency compound speaker高频扬声器: high frequency eaker; high frequency speaker; tweeter eaker; tweeter speaker全频扬声器: full frequency eaker; full frequency speaker音频扬声器: audio tweeter中频扬声器: mid range speaker超高频扬声器: super tweeter静电高频扬声器: electrostatic tweeter离子高频扬声器: ionic tweeter铝带高频扬声器: ribbon tweeter超低音扬声器: subwoofer超低频: extra low frequency; f ta-ow feqency; frequency, ultra-low (ulf); intrasonic; super low frequency; super-low frequency; ulf ultra low frequency; ulf ultra-low frequency; ultra low frequency; very-low-frequency; vlf very low frequency甚低频,超低频: vlf very low frequency扬声器: loudspeaker; reproducer; speaker 低频 扬声器 woofer; 高频扬声器 tweeter 超低频传播: very low frequency propagation超低频发射: extremely low frequency emission超低频辐射: extremely low-frequency emission; very low frequency emission; vif超低频率: ulf超低频电压表: super-low frequency voltmeter超低频放大器: ultra-low frequency amplifier超低频示波器: ultra-low frequency oscilloscope超低频移相器: ultra-low frequency phase shifter超低频振荡器: ultra-low frequency oscillator; ultralow-frequency oscillator