试题与答案

《铁路动车运用维修规程》第19条中，对CRH380A统型动车组一级修周期是如何规定的

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题型：问答题 简答题

题目：

《铁路动车运用维修规程》第19条中，对CRH380A统型动车组一级修周期是如何规定的？

答案：

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