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最近,日本松下电子公司发明一种椭圆形半导体激光器。该激光器的输出功率是目前世界上最高的,达720mw,其耗电仅为原半导体
Recently, Matsushita Electric of Japan invented an oval semiconductor laser. The laser output power is the highest in the world, up to 720mw, its power consumption is only the original semiconductor