通过采样和计算机处理，完成了LFMCW本振信号和目标回波模拟信号的差拍信号的测试与分析，得到了满意的结果。
Measured and analyzed the beat signal of LFMCW and simulated echo of object signals by sampling, computer processing, achieved satisfying result.
为了提高FMCW雷达的距离测量精度，提出了一种基于差拍信号相位的距离估计方法。
The range measurement of the FMCW radar is based on the estimation of the frequency of the beat-note signal.
卧螺离心机是一种具有微小速差的双转子系统，它的不平衡振动信号是一个拍振。
The horizontal decanter centrifuge is a dual rotor system with small rotating speed difference, of which unbalanced vibration is a "beat" signal.
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