1. Improving the signal quality of a voice-grade data line to improve the speed or accuracy. 
   改善声音信道数据线的信号质量以提高速度或精度。
2. more efficient use of voice circuits (i.e., the voice circuit is not used to carry signaling information) 
   对语音电路更有效的使用(例如，语音电路不再用于传送信令信息)
3. VOIP gateways are designed to convert voice from the packet domain to the circuit switched domain. 
   voip网关设计成把话音从包方式转换成电路交换方式。
4. The devices that transform voice back and forth between circuit and packet forms are called Internet telephony gateways. 
   在包和电路形式之间来回变换语音的装置叫因特网电话网关。
5. In a telephone system, a term applied to any non data transmission that makes use of voice grade lines. 
   在电话系统中的一种术语。适用于利用音频段线路的任何非数据传输业务。zk)

查看更多例句 相关情景会话

• 1. 音频电路
  voice grade channel 话频段信道; 音频波段电路...voice grade circuit 音频电路...voice input 声音输入
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