...坏检测、医学诊断及声纳与水中听音器(hydrophone)使用,尤其是它具有很高的声波接收系数,用来制作被动式声纳(passive sonar)之水听器数组(hydrophone assay)具有重要性。除外,它具柔软性,又可耐高电压(其崩溃电压比PZT高约100倍)。
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passive sonar detection 被动式声纳侦测
passive sonar target recognition 被动声纳目标识别
submarine passive sonar 潜艇被动声纳
passive sonar buoy 被动声纳浮标
passive sonar-buoy 被动声纳浮标
passive sonar target 被动声纳目标
passive sonar system 无源声呐
passive sonar display 被动声纳显示
broad band passive sonar 被动式中频宽频带声纳
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。
参考来源 - 水听器阵超增益特性及信号处理研究Therefore, passive SONAR, aiming at universal noise targets, becomes the dominating SONAR of submarine. As we know, noise target ranging technology is one of its main problems.
因此,被动声纳就成为了潜艇的主战声纳,针对更具普遍意义的噪声目标,噪声目标测距技术是其中的重要研究课题。
参考来源 - 数字式噪声目标被动测距声纳研究Submarine noise is the main interference of passive sonar system, which decreases the SNR at the input of the passive sonar, resulting in the deduction of sonar ranging.
潜艇自噪声是被动声纳系统的主要干扰。 它使声纳接收端的输入信噪比降低,导致被动声纳的有效作用距离相应减小。
参考来源 - 互耦多通道自适应有源噪声抵消技术研究·2,447,543篇论文数据,部分数据来源于NoteExpress
Automatic recognition of underwater targets is one of the key techniques in modern passive sonar systems.
在现代被动声纳系统中,水下目标的自动识别是关键技术之一。
The research results can be applied to the passive sonar target recognition.
研究结果可以用于被动声呐目标识别。
A crucial issue in a passive sonar system is detection of the spectral lines.
在被动声纳系统中,线谱检测是一个至关重要的问题。
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