On the basis of the principle of range-Doppler coupling of linear frequency modulation signal, a new method of radial velocity estimation for high coupling coefficient is presented.

本文在分析了线性调频信号距离—多普勒耦合原理的基础上，提出了一种高耦合系数条件下径向速度估计的新方法。

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But these signal problems of range-Doppler coupling and low data ratio are still not solved completely although some encouraging results have been obtained and applied in the radar system design.

现代雷达为获得较高的距离分辨力通常采用编码频率脉冲串信号和步进频率脉冲串信号，但都存在数据率低和较为严重的距离-多普勒耦合问题。

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The surface charge modifications of nanoparticles, caused by ligand coupling, were monitored by measuring their electrophoretic mobilities using laser-Doppler velocimetry.

纳米颗粒的表面电荷改变是由配体连接造成的，这种变化可用激光多普勒测速仪通过测量它们的电泳迁移加以监测。

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