This paper just tends to reveal the moving course of his changing from "expressiveness" to "philosophy" on the base of a fully understanding and grasp of his works from an angle of time-shifting.
本文即试图以时间为纲，在对冯至作品整体把握与描述的基础上，揭示其由“抒情”而“哲理”的动态过程。
A numerical method to obtain a complete solution of the dynamic response of a variable sweep wing aircraft in the course of changing the angle of sweep is presented in this paper.
本文提出了一套完整的变后掠飞机在变后掠过程中从气动力直至航迹计算的数值求解方法。
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