A novel method is developed to design the gain flat multiwave pumped fiber Raman amplifier.
提出了一种优化设计多波抽运拉曼光纤放大器的方法。
The geologic correlation of multiwave and multicomponent seismic data is the most important and fundamental work.
多波多分量地震地质层位对比是多波地震资料解释和应用中最关键、最基础的工作。
The basic study of the multiwave seismic technique is not enough in our country. There should be a lot to be improved.
我国在多波的基础性研究方面还很欠缺，在许多方面还有待加强。
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