The coupled equation of two-wavemixing and expressions for weak beam amplification in a single mode waveguide are deduced by application of coupled wave theory.
本文利用耦合波理论分析推导了单模平面光波导中两波混合的耦合波方程和弱相干光放大率的表示式。
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A shock wave pressure rise device of the two phase flow is composed of a steam nozzle, a mixing chamber and relevant valves and piping.