The tabular method is simple and clear understandable.

Based on the transformer coupling circuit principle and the actual transformer design parameter, the three-phase basic mathematical model, which included the information about the new-type converter transformer’s wiring feature, the electrical parameters is presented according to the sparse tabular method combined with the digrap.

This article gave a look to the rhyme usage in Wen Tingyun s Ci Poetry by the way of rhyme list and rhyme mathematical statistics, and made a comparison among Wen s Ci poetry rhyme usage, rhyme in the beginning and the Later Tang Dynasty, the Five Dynasties, the Song Dynasty , and his own archaic poetry rhyme usage.

In this study,a program for analyzing the large-scale steady-state circuit was written by employing the powerful matrix computation ability and graph displaying function of MATLAB and adopting the node-listing method.