Fiftyyears ago this Sunday, Theodore Maiman and his fellow scientists atHughes Research Laboratory shined a high-power flash lamp on a rubyrod, triggering a beam of coherent light: the first laser.
50年前的这个星期天，休斯研究实验室的西奥多.梅曼和科学家用高功率闪光灯照射红宝石棒，引发光束相干：第一台激光器 。
The disinfection efficacy of high ozone ultraviolet germicidal lamp was observed in laboratory.
对研制的高臭氧紫外线杀菌灯进行了消毒效果测定。
In order to observe the germicidal efficacy of halogen tungsten lamp sterilizer, carrier quantitative method was used to carry out laboratory test and simulated field trial.
为了观察卤钨灯灭菌器灭菌效果，用载体定量法，进行了实验室和模拟现场试验。
The lamp is on the laboratory bench.
台灯在实验台上。
The lamp is on the laboratory bench.
台灯在实验台上。
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