东北地区在改革开放形势下,建设以大连港、营口港——哈大铁路、沈大高速公路、丹东港——东部铁路新干线、锦州港——西部铁路干线三列路、港协调、疏运腹地各异的运输系统,形成“三线四港、合理分流”的路网格局,对 Under the situation of reform and opening up, under the situation of reform and opening up, the northeast region will build an integrated system of three main roads including Dalian Port, Yingkou Port, Harbin-Dalian Railway, Shenyang-Dalian Expressway, Dandong Port and Eastern Railway Shinkansen, Jinzhou Port and Western Railway Route, Transportation of different transport systems in the hinterland, the formation of “three lines, four ports, a reasonable diversion” of the road network pattern,