非线性数据变化较大。
结果表明：二苯胺双席夫碱类化合物具有较大的非线性光学系数，从理论上为进一步探索优质非线性光学材料提供依据。
The result showed that two - aniline - two schiffs bases has bigger nonlinear optical coefficient. It provides the theory foundation for go further research on good nonlinear optical materials.
通过系统仿真，得到色散参量的变化对拉曼放大器的性能影响较大，而非线性系数对其影响较小。
The simulation results show that dispersion has great impact on the performance of fiber Raman amplifiers, while nonlinearity makes little influence on them.
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