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The construction of the chemical laser with its concentric flash lamp and the laser signal detection system are described in more detail.

对同轴闪光灯泵浦的化学激光器及其激光信号的探测系统做了较为详细的描述。

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The operation theory of violet lasing in krypton ion laser and the construction design of the plasma tube are discussed.

本文讨论了氪离子激光器中紫色激光作用的工作原理，放电管的结构设计。

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It s the leader in expensive high-end positioning technologies, including GPS, laser and optical systems for the military, aviation, surveying, mapping and construction.

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