Target echo signals are the main information source in underwater acoustic detection system.
目标回波信号是水声探测系统主要的信息来源。
Detection of echo signal is an important part of underwater object recognition.
水下目标回声信号的检测是主动声纳目标识别的重要内容。
Detection of echo signal is an important part of underwater object recognition.
水下目标回声信号的检测是主动声纳目标识别的重要内容。
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