在森林探测过程中，载有激光雷达的飞机将每秒产生7万个脉冲的激光束向森林树冠进行扫掠。
During a forest survey, an aircraft-borne lidar sweeps a beam that fires about 70,000 pulses a second over the canopy.
在森林探测过程中，载有激光雷达的飞机将每秒产生7万个脉冲的激光束向森林树冠进行扫掠。
During a forest survey, an aircraft-borne lidar sweeps a beam that fires about 70,000 pulses a second over the canopy.
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