哼声: groaning; hum; hum note; hum ...信号: signal; semaphore; gun比: 2噪声信号比: jar-to-signal ratio; noise to signal ratio; noise-signal ratio交流声信号比: hum to signal; humtosignal噪声信号比, 干扰信号比: jam-to-signal信号比: signal ratio声信号: acoustic signal; acoustical signal干扰信号比: jam-to-signal ratio信号比较法: signal comparison method; signal-comparison method信号比较器: signal comparator1半选信号比: one-to-partial-select ratio雷达信号比对: radar fusing脉冲条信号比: pulse to bar ratio三基色信号比: ratio of the three colour primary signals; ratioofthethreecolourprimarysignals暗噪声信号: dark-noise signal白噪声信号: white noise signal标准声信号: standard acoustic signal发声信号: audible signal高声信号器: howler; loud hailer回声信号: echo signal检出声信号: sound take-off可听声信号: audio signal类噪声信号: noise like signal立体声信号: stereo signal
