四纵四横

铁道部四纵四横高速铁路建设方案的提出，给逐渐复苏的民航业当头（？）棒。

The Ministry of Railways proposed high-speed rail network construction plan which hinders recovery of the civil aviation .

随着我国铁路客运专线的建设，以四纵四横铁路快速通道和四个城际快速客运系统为主的客运专线网的形成极大地提高了铁路运输能力。

With the construction of dedicated passenger railway , the conformation of dedicated passenger network mainly constituted by four-vertical-and-four-horizontal fast-track railway and four inter-city fast passenger transport system , which can improve the capacity of railway transport greatly .

根据《中长期铁路网规划》，到2020年我国将建成1.6万公里的客运专线和4000公里的城际客运线路，形成联接30多个大城市的四纵四横客运专线网络。

According to the " mid-long term railway network plan ", China will build 16,000-thousand-kilometer-long passenger dedicated lines ( PDL ) and 4000-kilometer-long intercity passenger dedicated lines . These lines will form a network of passenger dedicated lines which connects more than 30 large cities .

新建铁路西安南京线合肥至南京段，位于沪汉蓉快速通道的东段，是国家规划的四纵四横快速客运网的重要组成部分。

New railway line in Xi ' an , Nanjing , Hefei to Nanjing Section , located in Shanghai and the Han-Rong fast-track the eastern part of national planning , Which is one of " four vertical and four horizontal net of expressing passenger " .