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。

youdao

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。

youdao