分析表明，南极极隙区与中低纬区磁暴形态差异很大。
This magnetic storm has different physical processes at the middle low latitudes and the southern polar cusp region.
这个磁通值可以容易地从图5中永磁极的磁密和铁极磁密之间的差值和气隙面积求出。
The value of this flux can easily be deduced from the difference between flux densities at magnet poles and core poles shown in Fig. 5, and the gap area.
由于变极同步电机气隙磁场中将存在较大的谐波，这些磁场谐波对电机运行性能将产生一些影响。
In the gap magnetic field of pole changing synchronous machine, there would be large harmonics, which have some effects on the operating performance of the machine.
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