为了分析基于相对声-地震耦合率法探测地雷的理论模型，设计了一个声波探雷实验系统。
In order to analyze the theoretical model for relative acoustic-to-seismic coupling ratio method to detect land-mine, an experimental system for acoustic landmines detection was developed.
为了评价化学激光器增益发生器模块的性能，采用变耦合率法对化学激光器的小信号增益系数进行了研究。
In order to evaluate the performance of the gain generator in a chemical laser, the small signal gain has been measured using the variable output coupling method.
这表明相位噪声功率谱密度随外腔长度而周期性地漂移，且功率谱密度的峰值随外部反馈耦合率而发生很大的变化。
It is shown that the phase noise spectrum density shift periodicity with the length of external cavity and the peak value of power spectrum density varies considerably with the feedback coupling rate.
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