蜜臀av无码一区二区三区_天天爽天天爽夜夜爽国产自己精品 _色偷偷亚洲偷自拍_亚洲精品无码久久久久Av老牛

It implements the integration management idea of locomotives and vehicles proposed by the National Railway Group, fully integrates the advantages of professional resources of locomotives and vehicles, based on the Interim Measures for the Operation and Maintenance Management of 160 km/h Power-Concentrated Locomotives of the General Railway Administration [2018] No. 200, focuses on the management objectives of integration of locomotive and vehicle operations, integration of quality tracing and integration of safety control, realizes the information management of integrated scheduling and integration management of locomotives, management of D-level repair operations, 181 quality control of locomotives and quality analysis and control of locomotives, establishes an information center, achieves the requirements of "data locomotives", ensures the effective collection, management and analysis of D-level operations and 181 quality information by the bureau/section, and realizes the interoperability and sharing of locomotive operation information.