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In the case of low laser power, by means of cylindrical focusing laser beams, energy conversion efficiencies were increased by a factor of 8 to 30 with a maximum conversion efficiency of 64%.
利用圆柱面透镜将激光束聚焦的办法使能量转换效率提高了8到30倍。用此方法最高能量转换效率达到了64%。
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