From the comparison of the fiber lengths, the pump power and the gain flatness for same gain of FRA, that DCF have been chosen as the active medium of LRA.
比较在相同增益时的泵浦功率、光纤长度和增益平坦性，从而选择色散补偿光纤作为LRA的增益介质。
The microresonator includes an active gain medium and a Q-switch that extend lengthwise between the opposed end faces of the microresonator.
把微包括一个活跃的增益介质和Q开关，扩展反对结束之间的纵向面临的微共振器。
The electrode structure, metal wall action on the active medium cooling, and the gain distribution have been studied.
文章研究了电极结构，金属腔壁对工作气体的冷却作用和腔内的增益分布。
The electrode structure, metal wall action on the active medium cooling, and the gain distribution have been studied.
文章研究了电极结构，金属腔壁对工作气体的冷却作用和腔内的增益分布。
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