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汉语拼音：diàn zǐ zhēn chá

使用专门的电子技术设备进行的侦察。如无线电技术侦察、雷达侦察和电视侦察等。主要任务是侦察、侦听敌方雷达、无线电通信、导弹制导等电子设备发射的信号，获取其技术参数、通信内容、所在位置等情报。

• Direction of arrival (DOA) estimation is an important topic in electronic reconnaissance system.

  确定信号的波达方向是电子侦察系统的一个重要方面。

• Single-observer passive locating method has a wider applicable prospect as a rising locating resort with well flexibility.

  单站无源定位技术具有良好的灵活性和机动性，在机载探测和电子侦察领域中具有广阔的应用前景。

• Spaceborne electronic reconnaissance and aviation optical reconnaissance are its two important and widely-used instruments.

  电子侦察和光学成像侦察是其中两种主要的卫星侦察手段，两者之间存在着较强的互补性。

• This makes wide-band digital receiver become a certain trend in the detecting and intercepting of radar signal field.

  这些优点使得宽带数字接收机成为电子侦察系统发展的必然趋势。

• Processing multiple satellite signals received in single channel is a problem concerned by the field of electron recon- naissance.

  针对电子侦察领域中单通道多卫星信号处理这一新兴课题，提出了一种多信号盲多参数快速估计算法。

• This paper introduces the development actualities of overseas electronic reconnaissance satellites.

  介绍了国外电子侦察卫星的发展现状。

• Radar type recognition is an important issue in ELINT.

  对雷达型号的识别一直是电子侦察情报系统的重要内容。

• RC-135 Rivet joint aircraft monitor electronic activities of potential threats.

  RC-135电子侦察机监视潜在威胁的电子活动。

• He wants to cancel the navy's new cruiser and halt plans to replace its EP-3 intelligence aircraft.

  他下令取消美国海军新型巡洋舰的研制，终止EP-3电子侦察机的更新换代计划。