本文将电路理论中的对偶变换原理扩展应用于开关变换器电路的对偶分析。
In this paper the duality principles of electrical circuits are extended to the switching converter topologies.
这种对偶变换的对称性不是超弦作用量的对称性，它是解的模空间的对称性。
The symmetry of the twisted dual is the symmetry of the moduli space.
对于地球极表象为直线的投影，本文运用对偶变换和广义轴位变换，得出了它们的几种新款式。
This paper obtains some new types by using dualistic transformation and generalized transformation of axis, the projections in straight line for earth pole.
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