Very high efficiency and stable single frequency (SF) operation was obtained by using model 801D ring dye laser at normal pumpinglevel.
本文报告了利用801D型环形染料激光器,在一般泵浦功率下获得了甚高效率的相当稳定的单频运转结果。
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It will be a long time before sales return to 17m a year, the level until recently regarded as "normal" by an industry accustomed to pumping up demand with cheap credit and suicidal pricing.