Physics A disturbance, especially a random and persistent disturbance, that obscures or reduces the clarity of a signal.
干扰噪声：一种干扰，尤指一处任意的和持续的干扰，使信号变模糊或减少。
Due to the deficiency of offline simulation device in simulating random disturbance, signal delay and module error, an online simulation device is designed.
基于离线仿真实验装置在模拟随机干扰、信号延迟、模型误差等方面存在不足，设计了一种在线仿真实验装置。
Random noise, such as crackling in a receiver or specks on a television screen, produced by atmospheric disturbance of the signal.
随机噪声，如接收器中的碎啪声或电视屏幕上的光斑，是由信号的大气干扰造成的。
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