In modern Sonar equipment the several signal operation modes are usually required, for instance, the keying single frequency signal operation mode, the keying frequency modulation signal operation mode and etc.

The Design of High Stability Keying Frequency Modulation Oscillator

高稳定度键控调频信号发生器设计

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A magic packet is data consisting of "FF FF FF FF FF FF" followed by16 repetitions of the listening network device's MAC address.

神奇的数据包组成的“法郎法郎法郎法郎法郎法郎”，接着16日重复的听网络设备的MAC地址。

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Previous sorties in a 314 square kilometer ( 120 square mile) zone where a U.S. Navy listening device earlier picked up signals consistent with locator beacons on the aircraft's 'black box' flight recorders failed to find any trace of the plane.

早些时候美国海军一侦听设备疑似探测到客机“黑匣子”发出的位置信号，蓝鳍-21随即对附近314平方公里（120平方英里）的海域进行搜寻，但未找到飞机的任何迹象。

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Outdoorsmen and bird watchers can tap into Mother Nature's secrets like never before and be thrilled at the sound quality of this ingenious listening device.

外面的人和鸟类观察者从未像现在这样领略到大自然的秘密，并对此巧妙的器音质激动不已。

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Blogging is a communication tool, a marketing technique, a listening device, and a way to interact directly with customers one-to-one on a global scale.

博客是交流工具，市场手段，倾听渠道和在世界范围内和顾客一对一直接互动的方法。

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Now you can eavesdrop from a safe distance with the Orbitor Electronic Listening Device.

现在你可以用这个电子装置在一个安全的距离。

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The spy staged a break-in to plant a listening device.

（间谍破门而入，安装窃听装置。）

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Any personal listening device out there has the potential to be used in a way that will cause hearing loss.

无论哪一种随身听都有对人造成听力丧失的潜在危险。

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The failing light was such that observation by periscope could not be relied on, and the Upholder's listening gear was out of order.

当时天色昏暗，难以用潜望镜观察，而潜艇的听音设备也坏了。

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Well, the other day I was listening to that radio station for kids, K.I.D.Z.... Hey, kidz.

那个，前几天我在听kids广播，KIDZ，嘿，是儿童广播。

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When I could not fall asleep on bed, I turned on the radio and always listening the same station.

以前我常常在睡不着的时候开着收音机而且总是听那一个台。

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UK newspaper The Independent has published claims that Britain has been operating a "covert listening station" in Berlin, with hi-tech equipment mounted on the embassy roof.

英国《独立报》上已经有消息称，英国一直在柏林运营一个秘密监听电台，该电台的高科技监听设备被安装在大使馆屋顶上。

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A listening station, it once kept an ear out for all radio traffic coming in and out of the Soviet half of the city.

那是一座监听站，它曾经被用来监听苏联控制的东柏林收发的所有无线电。

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He lay facedown, listening to the silence.

哈利面朝下躺着，聆听着一片寂静。

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Listening to the silence immediately creates stillness inside you.

聆听那种寂静立刻会在你内心产生静止；

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His companions were listening in silence, one of them resting his chin on his upturned palm and holding a coffee-cup in the other hand as he gazed thoughtfully into space.

他的两个同伴暂时都不出声，一手托住下巴，一手拿着咖啡杯子出神。

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Listening to silence awakens the dimension of stillness within yourself, because it is only through stillness that you can be aware of silence.

倾听这丝静谧，将唤醒你内在的寂照，因为唯有透过寂照，你才能觉察到那丝静谧。

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The poet stretched out his arms, listening in silence.

诗人舒展了一下手臂，细细倾听。

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The electronic speed regulator has the same speed ratio for ceiling fans with difference specifications, and can be matched with any ceiling fan.

它对各种不同规格的吊扇持有相同的调速比，可与任何吊扇配套。

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RESULTS Base-line demographic and clinical characteristics were well matched between the two groups.

结果两组之间的基线人口统计学特征和临床特征非常匹配。

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