新的，更强大的雷达采用了积极的电子定标阵列能够检测到非常微弱的目标，快速地抓住它的隐身技术。
New, more powerful radars using active electronically scaled arrays can pick up fainter and fainter targets, and are fast catching up to stealth technology.
随着合成孔径雷达(SAR)图像定量应用的日益广泛和深入，定标已成为现代星载SAR遥感测量的必备技术条件。
With the increasingly extensive and in-depth application of quantitative Synthetic Aperture Radar (SAR) images, SAR calibration became a necessary technique in modern spaceborne SAR remote sensing.
推导了点目标的激光雷达散射截面的理论公式，对标准朗伯平板点目标进行了定标。
The author calibrates the point target of standard lambert slab and derives the theoretical formula of its lidar scattering cross section.
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