通过CCD成像方法对准直后的光束发散角进行了测量,利用二阶矩算法计算出光束发散角。
The divergence Angle of light beam was measured with the method of CCD imaging and computed by second moment method.
通过CCD成像方法对准直后的光束发散角进行了测量,利用二阶矩算法计算出光束发散角。
The divergence Angle of light beam was measured with the method of CCD imaging and computed by second moment method.
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