西部大开发帷幕拉开，开发西部、建设西部成为今天中国的热门话题。西部大开发，交通要先行。没有良好的道路交通条件，没有畅通、快捷、安全的交通秩序，不能确保人通其行、物畅其流，商招不来，资引不进，西部大开发只能是一句空话。四川省委已经把道路交通等基础设施建设作 The opening of the curtain of large-scale development of the west, the development of the west and the construction of the west have become a hot topic in China today. Western development, traffic should be first. Without good road traffic conditions, no smooth, fast and safe traffic order, it is impossible to ensure that people can go its own way and flow freely. Sichuan Provincial Party Committee has already built infrastructure such as road traffic