ground noises

英 美
  • 本底噪声
  • ground n.地面;地方;根据;主题;立场;水平;背景v.使停飞;困在家中;放在地上;使...搁浅;打基础动词grind的过去式和过去分词形式
  • noises n.噪音名词noise的复数形式.
名词 ground noise:
  1. extraneous noise contaminating sound measurements that cannot be separated from the desired signal