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根据大功率 CO2 混合模激光束横截面强度分布的变化规律 ,任选两个横截面的强度分布 ,采用数值迭代方法 ,精确计算出混合模传输的光学参数。
According to the variation law of the intensity distribution of the cross section of high power CO2 mixed laser beam, the intensity distribution of two cross sections is selected, and the numerical iteration method is used to accurately calculate the optical parameters of mixed mode transmission.