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　　因此，一旦轴承严重磨损、负荷过重或受到冲击而使轴承稍有变形或弯曲，就会造成转子扫膛。扫膛的结果，轻则使铁心表depvare.com/面擦伤，重则使铁心磨损而导致绕组碰壳烧毁。在变压器的运行过程中，即使转子只有轻微的扫膛声，

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