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激光器(亦称“塞莱”),是六十年代初出现的一种新颖光源,是利用受激辐射的原理,使光在某些受激发的工作物质中放大或振荡发射的器件。它辐射出的激光具有亮度极
Laser (also known as “Celestial”), a novel light source appearing in the early 1960s, is a device that utilizes the principle of stimulated emission to amplify or oscillate light in some excited working substance. The laser it radiates has a brightness pole