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保证列车运行安全的条件之一是让货车保持良好的状态。依靠规定的技术维修保养可以缩短货车的停用时间,并提高运行的经济效益。
One of the conditions to ensure the safe operation of the train is to keep the truck in good condition. Rely on the provisions of technical maintenance can shorten the truck off time and improve the economic efficiency of the operation.