Difference manufacture methods for fabricating the key element-thin film magnetic pole was discussed.

本文重点讨论了用不同的工艺方法来制备薄膜磁头中的关键元件-磁轭。

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Pole pieces, key parts on electrical motor, reduce the reluctance of the air-gap; improve the static magnetic field distributions and fix the excitation windings.

极靴是电机上的关键零件，其作用是使气隙磁阻减小，改善磁场分布，并使励磁绕组容易固定。

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