With the practicing of "four vertical and four horizontal" high-speed railway passenger transport network gradually, China's passenger special railway line construction on an unprecedented scale.
随着“四纵四横”高速铁路客运网骨架的逐步实施，我国铁路客运专线建设规模空前。
With the practicing of "four vertical and four horizontal" high-speed railway passenger transport network gradually, China's passenger special railway line construction on an unprecedented scale.
随着“四纵四横”高速铁路客运网骨架的逐步实施，我国铁路客运专线建设规模空前。
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