这种“回波”脉冲的特性可以告诉我们系统处于何种叠加态上。
The characteristics of this "echo" pulse tell us about the superposition we have made. Credit: ucl.
然而，这种雷达的回波经常受到干扰而产生杂波，使信号模糊不清。
However, the radar returns are often cluttered by interference, obscuring the signal.
当风吹得越来越强时，雷达回波会变弱。这可以用来测量越过海洋的风强度。
When winds are blowing hard, the radar echoes are fainter, giving a measure of how strong the wind is blowing over the oceans.
它们所发出的短促叫声的回波告诉它们是否附近有可享用的美味肉食。
The reflections of the clicks they generate tell them whether anything nearby might make a tasty meal.
巨人的呐喊，震荡环宇，让群山响应，大海回波！
Giants cry, shock Universal, so that mountains response, the sea echo!
图5是用于多波段天线系统的示例性回波损耗绘图。
FIG. 5 is an exemplary return-loss plot for the multi-band antenna system.
介绍了一种基于回波包络分析的高精度超声波测距方法。
This paper introduces an ultrasonic ranging method based on analyzing the envelope of echo .
器官及组织反射声波即回波，回波被输入电脑并处理为图像。
Organs and tissue reflect the sound back as echoes, which are sent to a computer that turns them into a picture.
托丽恩·法尔是最晚离开霍斯回波基地义军指挥中心的人之一。
Toryn Farr was among the last to leave the Rebel command center in Echo Base on Hoth.
首先建立了机载双基地SAR的几何模型、距离历程和回波模型。
The geometry, the distance history and echo signal models of airborne bistatic SAR are built firstly.
几乎所有的电话保密系统都使用回波抵消技术来实现全双工通信。
The echo cancellation technique is now widely used to implement the full-duplex communication in almost all telephone privacy systems.
最后提出了利用激光遥感回波脉宽展宽特性反演目标倾斜角的方法。
Finally, the method using the characteristics of the echo stretching to retrieve the target inclination Angle was brought forward.
描述了激光遥感回波波形采集实验系统主要构成以及关键技术参数。
The frame and key technological parameters of the laser remote sensing echo waveform collection system were stated.
因此，回波消除技术也就成为世界各大通讯公司竞争的热点技术之一。
So acoustic echo cancellation (AEC) technique has become a hot issue of competition in the famous communication company all over the world.
将自适应算法应用于实时立体声回波对消，以提高电话会议的通信质量。
Adaptive algorithms are applied to real-time stereophonic acoustic echo cancellation to improve the communication quality of teleconference.
辐射出的光被称为光子回波，它的观测表明我们对于原子的量子态进行了完全的控制。
The burst of light is called a photon echo; and its observation proved we have full control over the quantum state of the atoms.
你回波士顿的那天晚上风很大，我们很多次想到了你，希望你不会着凉。
You had a windy evening going back to Boston, and we thought of you many times and hoped you would not be cold.
哨声被认为是识别的声音，就像名字一样，而咔嚓声则是用来导航和回波定位寻找猎物。
Whistles are thought to be identification sounds, like names, while clicks are used to navigate and to find prey with echolocation.
脉冲展宽特性是激光回波的重要特性，其影响到回波接收信噪比和测距精度。
As an important feature, the characteristics of echo stretching affects SNR of received laser echo signal and ranging accuracy.
雷达回波模拟技术为雷达系统的调试、性能评价和设备维护提供了必要条件。
Radar echo simulation technology has been widely used in radar system adjustment, performance assessment and equipment maintenance.
介绍了两种常用的材料薄层超声表征方法———纵波脉冲回波法和兰姆波法。
This paper introduces two methods of ultrasonic characterization of thin layers: longitudinal pulse-echo and Lamb waves.
1659年到1661年间，四名贵格教徒就因屡次返回波士顿坚持其信仰而被处以绞刑。
Four Quakers were hanged in Boston between 1659 and 1661 for persistently returning to the city to stand up for their beliefs.
在帝国突袭霍斯期间，这些激光炮由勇敢的回波基地义军战士操纵，提供防御火力。
Manned by the brave Rebel troopers of the base, these cannons provided defensive fire during the Imperial assault on Hoth.
本文介绍了两种目前常用的材料薄层超声表征方法——纵波脉冲回波法和兰姆波法。
This paper introduces two methods of ultrasonic characterization of thin layers: pulse-echo and Lamb waves.
在霍斯星球回波基地的环形防线上，排列着一系列与周围地貌一样全白的圆柱形炮塔。
Lining the perimeter of Echo Base on Hoth were a series of cylindrical gun towers painted in the same stark white as the surrounding landscape.
本方法对目标回波信号采用了相干视频模拟法，在视频上模拟目标回波的多普勒频率。
In the method, the target reflected signal is generated by the way of coherent video simulation and the Doppler frequency of target is simulated on video.
本方法对目标回波信号采用了相干视频模拟法，在视频上模拟目标回波的多普勒频率。
In the method, the target reflected signal is generated by the way of coherent video simulation and the Doppler frequency of target is simulated on video.
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