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提出了导致410型牵引电动机换向极线圈变形的两个主要因素，一是组装工艺技术疏漏，二是电机运用条件恶劣。介绍了线团整形及保证垫片厚度匹配的方法。
Two main factors which lead to the deformation of the pole winding of the 410 traction motor are put forward. One is the omission of assembly process technology, the other is the bad use condition of the motor. The method of shaping the wire group and matching the thickness of the gasket is introduced.