back cavity

常见例句

It is found that the output characteristics of the fiber laser can be better by design the reflectivity ratio of the back-cavity mirror.
实验证明，通过优化设计后腔镜，能够提高激光器的效率，获得特定的稳定的纵模输出，优化系统性能。
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Based on rate equations, the laser output characteristic under different fiber length and back-cavity mirrors is studied, and the distribution of pump power and laser power is discussed.
基于激光器速率方程，分析了激光输出与光纤长度、后腔镜的关系，讨论了小功率泵浦时光纤内的功率分布情况。
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To meet the requirements of miniaturization, high gain and wideband of UHF antenna for aircraft SAR, the gain loss produced by narrowing back cavity of short back radiation antenna is analyzed.
针对超高频机载合成孔径雷达天线小型化、高增益和宽频带的问题，分析了短背射天线缩小背腔的增益损失。

If light is scattered so strongly that it goes almost everywhere, some is bound to bounce back into the cavity and get trapped there.
ECONOMIST: Microlasers
Each is lined with tissue called the mucosa, which secretes mucus continuously along hairy cells called cilia and out a tiny passageway called an ostium, through which the mucus drains into the nasal cavity and down the back of the throat, where it is swallowed (unless you blow your nose).
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