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从环境、保养、检修以及设计等方面详细分析了牵引电动机主、附极绕组线圈松动的原因和危害并提出改进措施
From the aspects of environment, maintenance, overhauling and design, the paper analyzes the causes and harms of the loosening of the windings and the windings of the traction motor and puts forward the improvement measures