蔓延的郊区通过一张高速公路网连接起来。

The sprawling suburbs are connected by a network of highways.

上海市高速公路网实行联网收费。

The Shanghai Expressway Net carries out on-line toll.

最后给出了高速公路网互通式立交布局规划的实例分析.

In the end, an example that interchange layout was analyzed in the proceeding of highway planning.

近年来，我国东部发达地区的高速公路网已基本形成，目前高速公路的建设主要集中西北部。

Recently, the construction of expressway is mainly concentrating in northwest, the expressway network has basically formed in eastern developed areas in our country.

我国高速公路网的建设飞速进行, 对桥梁结构的要求越来越高.

With national construct of express highway quickly developing, it requires bridge structures higher and higher.

提出适合在高速公路网规划阶段进行的立交等级划分和形式选择的实用方法.

A methodology for the type selection of interchanges at expressway network planning stage was proposed.