模拟多波长前向泵浦拉曼光纤放大器，通过解raman耦合微分方程，实现信号光放大，程序能够运行，直接出结果，绝对是少有的程序，很珍贵-Before simulation of multi-wavelength Raman fiber amplifier to pump through the solution raman coupled differential equations for signal light amplificati