high background noise造句

• With the development of mobile communication , speech in telecommunication under the environment of high background noise has been a problem which is an urgent demand to be meet . since the signal and noise have the same band , it is very difficult to separate speech signal from background noise , which is concerned by more and more researchers
  随着移动通信的发展，高背景噪声环境下的语音通信问题已成为一个迫切需要解决的问题，如何更为有效地去除背景噪声对语音通信的影响，日益受到人们的广泛关注。