本文介绍了一种脉冲激光器远场能量密度测试系统。
This paper introduces a kind of measurement system of remote energy density of the pulsed laser.
本文首先以电磁场理论为基础，从场与介质相互作用的角度详细分析了介质中电磁场能量密度的物理意义。
This passage bases on electromagnetic field theories, analyzes the physical meanings of electromagnetic energy density from the standpoint of interactions between fields and medium.
我们此刻正在跨越密度相当高的能量场。
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