结果表明，输出单元占空比的增加只能提高中心光斑的能量，但无法改变中心光斑的平均光强；

The results show that the increase of duty ratio of output elements will raise the energy of the central lobe rather than change the central lobe′s average intensity;

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结果表明，输出单元占空比的增加只能提高中心光斑的能量，但无法改变中心光斑的平均光强；

The results show that the increase of duty ratio of output elements will raise the energy of the central lobe rather than change the central lobe′s average intensity;

youdao