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TheoilpipelinefromDaqingtotheHarbinRefinerywasformallyputintooperation,thusputtinganendtothe24-yearlonghistoryofrawoiltransportationbytrain.Nowittakesonly48hourstomaketherawoilrunningfromtheTaobeioilstoreofNo.7PlantunderDaqingPetroleumAdministrationp...