答案及解析：[单选题]Which one can help with population inversion? 以下哪一项有助于粒子数状态翻转？ Aenhanced pumping 更强的激励抽运 Bcooling sy - 理学类题库- 答案窝(daanwo.com)-大学生作业答案及考资分享平台

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问题：

[单选题]Which one can help with population inversion? 以下哪一项有助于粒子数状态翻转？
Aenhanced pumping 更强的激励抽运
Bcooling system 冷却系统
Cphoton resonating 光子谐振
DA and B

Tags：学堂在线清华大学激光及其应用(2021春)课后作业题答案

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