首先分析了雷达目标散射信号特征。
At first, the radar target scattering signal characteristics are analyzed.
该模型可给出弹目交会过程中目标散射信号。
The model can give target scattering signal during projectile target crossing.
超声背散射信号能提供反映组织微结构的有用信息。
Ultrasonic backscattered signals can provide useful information about tissue microstructures.
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