通过利用雷达脉冲宽度与信噪比关系公式，分析雷达在三咱不同检测目标距离下的信噪比与脉冲宽度关系。-Through the use of the radar pulse width of the signal-to-noise ratio relationship formula to analyze the radar in three different detection target distance we signal-to-noise ratio and pulse width relationship.