audiogramn.闻阈图audioadj.声音的；成音频率的n.音频；音响设备audio-lingual competence听说能力Audio-- lingual Method听说法audio-on-demand server声音点播服务器audio processing equipment音响加工设备audio frequency choke coil音频扼流圈audio - video technology音视频技术audioimpedance measurement听道阻抗测量audiometer for school test学校保健用测听计audio-visus-cadiograph心音心电记录仪audio frequency signalling音频信令

1. Its frequency response has to be flat over the whole audio range.
   它的频率响应在整个音频范围内有所下降。
2. A new method for power measurement of audio frequencies is introduced.
   介绍了一种音频范围内功率测量的新方法。