Pumping coupler technology is one of the critical technologies for high-power fiber lasers.

泵浦耦合技术是获得高功率光纤激光器的关键技术之一。

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At last, by combining with side-pumping coupler technology, a new design model of high power DCF laser is proposed.

最后结合侧面泵浦耦合技术，提出了一种新的大功率双包层光纤激光器的设计模型。

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Pumping coupler technology is one of the critical technologies for high-power laser and amplifier. And side-pumping is one of the promising technologies to obtain high-power laser and amplifier.

泵浦耦合技术是研究高功率光纤激光器和光纤放大器的关键技术，而侧面泵浦耦合技术又是通过泵浦耦合技术获取高功率光纤激光器的未来发展趋势。

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