在外场用已知半球反射率的靶板作为标准靶板，反演测定目标靶板激光雷达散射截面和半球反射率。
Using a plate whose hemisphere reflectivity is known as a standard plate, the lidar scattering cross section (LRCS) and hemisphere reflectivity of a target plate are measured inversely.
UWB雷达可以穿透墙壁、天花板和地板，而其他类型的无线电信号会被这些东西挡住或反射。
UWB radar can see right through walls, ceilings and floors that would block or reflect other types of radio signals.
UWB雷达可以穿透墙壁、天花板和地板，而其他类型的无线电信号会被这些东西挡住或反射。
UWB radar can see right through walls, ceilings and floors that would block or reflect other types of radio signals.
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