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t slot bolts need long-term maintenance, because these are the basic requirements to ensure the normal operation of t slot bolts, in fact, from the beginning of the laying. When laying, t slot bolts manufacturers suggest that the laid points should be connected with the front and back lines in a straight line, and should not swing or turn. Specifically, the switch is straightened first, then the support is determined, and then other switches are determined according to the specification. The switch to be repaired should be stric... more