aerial forest survey 森林航空甸
forest survey technician 森林调查技术人员
forest survey and design 森林调查设计
forest-survey 森林调查 ; 瑳
forest survey factor 森林调查因子
bamboo forest survey 竹林调查
forest survey factors 森林调查因子
forest survey technique 森林调查技术
aerial l forest survey 森林航空甸
During a forest survey, an aircraft-borne lidar sweeps a beam that fires about 70,000 pulses a second over the canopy.
在一次森林调查期间,从一架飞机负载的激光雷达上扫射出一束发出大约一秒7万次脉冲的红外光从树冠层上穿过。
During a forest survey, an aircraft-borne lidar sweeps a beam that fires about 70, 000 pulses a second over the canopy.
在一次森林调查期间,从一架飞机负载的激光雷达上扫射出一束发出大约一秒7万次脉冲的红外光从树冠层上穿过。
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。
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