It was concluded that the supersonic duct is optimal and its electrical power output is not sensitive to the variations of the duct shape around the optimal one.
得出了超音速通道为最优，在最优解附近输出电功率对通道型线的变化不太敏感等结论。
2
In order to improve the cable current carrying capacity, the heat-conducting material was pumped into ducts to improve the situation of duct heat output.