从速率方程出发，根据泵浦光和振荡光的场分布函数，进行了简单的数值模拟，模拟结果与实验结果能够较好的吻合。

Staring from the rate-equation theory , according to the field distribution function , some simple mathmatical simulations are made which meet the experiment better.

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本章分别介绍了激光器的模式理论、速率方程的理论、泵浦光和振荡光的空间分布以及对单频检测装置。

This chapter introduced the theory of laser mode, the rate equation theory, the spatial distribution of the pump laser and the oscillating laser and the single frequency detection device.

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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。

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.

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