... voice communication 释义:话频通信 echo communication 释义:回声通信 private communication technology 释义:(PCT)通信保密技术 ...
双语例句
1
The idea of inflatable spacecraft is not new. The Echo I - NASA's first communication satellite - was essentially 100-foot-wide Mylar balloon that reflected radio transmissions from the ground.
IntroductionIn the communication systems, echo and noise will seriously affect speech communication quality, such as IP telephone, videophone and hand-free digital cell phone systems etc.
引言在通信系统中,例如IP电话、可视电话及免提数字蜂窝电话系统中,回声和噪声会严重影响通信质量。
3
So acoustic echo cancellation (AEC) technique has become a hot issue of competition in the famous communication company all over the world.