Then the derivation of local illumination source is reported, the near-field electromagnetic scattering characteristics of some electrically large structures are calculated and analyzed.
论文在推导出实现局部照射的激励源的基础上，计算并分析一些电大结构的近场局部照射下的电磁散射特性。
With further development and perfection of the collation of ancient books, some local ancient books which have geographical characteristics started to enter the vision of scholars.
随着古籍整理工作的进一步开展和经典古籍整理的日渐完备，一些具有不同地域特色、“他人无而我独有”的地方古籍开始走入学者的视野。
Based on the local, migratory and subsection characteristics of main roof fall of longwall face, the main roof was divided into some plate group, and plate group mechanical model was established.
针对长壁工作面顶板垮落具有局部、分段、迁移的时空特征，将长壁工作面采场顶板划分成若干个相互铰接的薄板，建立了薄板组力学模型。
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