八纵八横
八纵八横-
石太客运专线是我国铁路快速客运网的骨架之一，亦是铁路网八纵八横主通道的重要组成部分。
Shijiazhuang-Taiyuan passenger dedicated line is important framework of high speed railways net , and is also importance passenger transportation passage in our country .
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东部沿海铁路通道是我国铁路路网规划八纵八横的重要一纵，受自然条件影响大，工程环境恶劣，致使桥梁建设技术复杂难度大。
East coastal railway is one of the important " vertical " line of the proposed " eight vertical eight horizontal " railway net of China . It is significantly influenced by natural conditions and bad engineering environment , bringing more difficulties for bridge building .