检查轨道跨度偏差、标高差、倾斜度等，判定故障到底是什么原因造成的。
Check rail span deviation, elevation difference, inclination, etc., to determine the fault in the end is what caused the.
检查轨道跨度偏差、标高差、倾斜度等，判定故障到底是什么原因造成的。
Check rail span deviation, elevation difference, inclination, etc., to determine the fault in the end is what caused the.
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