Properties of mode conversion in a nonlinear conical graded-index medium are investigated. 研究非线性锥型梯度折射率媒质中的模式变换特性。
But some of these new products and processes change dramatically and therefore it is important to exploit tactics and doctrine at the same time. 然而某些新的产品和管理方式变化很快,因此在这同时发展新的技术和作战理论就很重要。