通过对光束扫描角度的测量，就可计算出金属板的位移量。
By measurement of the scanning Angle of the laser beam, the displacement of the metal plate can be calculated.
研究了扫描角度误差、气溶胶后向散射信号、大气温度对风场探测精度的影响。
The effects of scanner uncertainty, the aerosol backscatter and atmospheric temperature on wind accuracy of the wind lidar were evaluated.
方法CT扫描架向头侧倾斜，定位线与腰椎峡部平面平行，扫描角度与间盘层面相反。
Method CT scanner frame incline to the head. The position line and Lumbar Isthmus are parallel to each other. The Angle of scanning are opposite to the intervertebral discs level.
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