1) active sonar
主动声呐
1.
An adaptive algorithm of direct path interference suppression for active sonar detection;
一种自适应的主动声呐直达波干扰抑制算法
2.
Research on effectiveness of noise-jammer against active sonar of torpedo;
噪声干扰器对抗鱼雷主动声呐效果研究
3.
Along with the continuous development of mathematical and signal processing theory, the active sonar detection method has become more abundant.
随着数学理论和信号处理理论的不断发展,主动声呐检测方法也愈加丰富,但在主动声呐检测问题中,由于混响的存在使经典信号处理方法的应用受到限制。
2) active sonobuoy
主动声呐浮标
1.
Mathematical models for target moving analysis through active sonobuoy;
主动声呐浮标目标运动分析数学模型
3) digital active sonar
数字式主动声呐
1.
Preliminary studies on digital active sonar;
数字式主动声呐研制的初步探索
4) passive sonar
被动声呐
1.
Effect of broadband noise jammer against passive sonar;
宽带噪声干扰器对被动声呐的干扰作用研究
2.
This paper focuses on the research of the de-noising of the passive sonar based on the wavelet.
采用基于小波的降噪理论,研究了水下舰船辐射噪声的被动声呐降噪问题,在舰船辐射噪声的建模与仿真条件下,分析对比了不同方法对舰船辐射噪声信号降噪的效果,并分析比较了利用各种小波基和采用不同阈值条件下对信号进行降噪处理的效果。
3.
Along with the decreasing noise radiation of underwater vessels, it appears a big challenge to the passive sonar.
随着舰船噪声的降低，对被动声呐的检测性能提出了巨大的挑战。
5) passive sonobuoy
被动声呐浮标
1.
Mathematical models for target moving analysis through passive sonobuoy;
被动声呐浮标目标运动分析数学模型
6) passive sonar simulation
被动声呐仿真
补充资料：呐呐
1.形容说话迟钝。 2.犹唯唯。 3.形容说话声音低沉或含混不清。
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参考词条