[电子] 检波器噪声 detection in noise: 检测噪声fundamental noise detection circuit: 基噪判决电路noise detection band: 噪声检测带宽noise detection band allocation: 噪声检测带宽分配noise detection threshold: 噪声检出阈,噪声探测阈下载手机词典可随时随地查词查翻译