... 专用公路accommodation highway 国家干线公路(国道)national trunk highway 省级干线公路(国道)provincial trunk highway ...
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The national and provincial trunk highway network has been improved, connecting administrative regions at and above the county level nationwide.
国省干线公路网络不断完善，连接了全国县级及以上行政区。
The highway is open to traffic the mileage and wills have the significant increment, the grade has the exaltation, will set up at a high speed the highway is the main National Freeway trunk line net .
公路通车里程将有大幅度的增加，等级有所提高，将建成以高速公路为主的国道干线网。
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