旋转扇形束装置 rotating fan-beam device

扇形波束 [通信] fan beam ; fan-shaped beam ; [通信] fanning beam

扇形束重建 fan-beam reconstruction

扇形光束 fan beam

扇形波束天线 Fan-beam antenna ; fanned beam ; antenna ; [电讯] fanned-beam antenna

低分辨扇形束投影数据 low resolution fan beam projection data

扇形射束扫描 fan-beam scan

扇形射束天线 fanned-beam antenna ; ned beam antenna

扇形激光束 fantascope