Modeling and optimization is crucial to smart chemical process operations.However,a large number of nonlinearities must ......

Collocation Extraction plays an important role in machine transla-tion,information retrieval,secondary language learning......

本文利用高频近似方法与低频数值方法相结合的混合方法计算二维开槽电大目标的散射。首先根据等效原理将目标散射场进行分解 ,分别......