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全国铁路于4月1日实施新的列车运行图,此次调图是历年调图较大规模之一。黑龙江铁通高度重视,超前准备,全力提供了优质通信服务。铁路调图是运输方案的再优化,新运输调度指挥方案的全
The National Railroad implemented a new train operation plan on April 1, one of the larger scale adjustments in the calendar year. Heilongjiang Tietong attaches great importance to advance preparation and fully provide quality communication services. Railway reconciliation is the re-optimization of transport programs, the new transport scheduling command program