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锅炉空气预热器大轴改造后,中心筒受力方式改变,进行了加固,针对运行一年后中心筒和隔板发生了不同程度的裂纹采取了有效措施。
Boiler air preheater after the transformation of the shaft, the central tube force changes, were reinforced, for one year after the operation center tube and the separator occurred in varying degrees of cracks to take effective measures.