The idea was to connect the new system to existing expressways and freeways.

这个想法就是把新系统连接到现有的高速公路和快速公路上。

Expressways must include a median treatment.

高速公路必须包括一个位数的待遇.

There are many expressways and highways passing through the land.

许多高速公路在萧山穿境而过.

And as a part of intelligent traffic management on expressways, the LED variable message sign plays an un-substitutable role in highly efficient and intelligent management of expressways.

并作为高速公路上的智能交通管理的一部分，为高速公路交通的高效、智能化的管理发挥了不可替代的作用。

The position, functions and application of monitoring system on expressways are introduced. The composition and operating theory of monitoring system on expressways are analyzed simultaneously.

介绍了监控系统在高速公路中的地位、作用及应用，同时分析了高速公路监控系统的构成、工作原理等。

The construction of expressways has a variety of effects on ecological environment.

高速公路建设对生态环境的影响是多方面的.

The Wave-beam barrier posts were used which are the most commonly and safety devices in expressways.

波形梁钢护栏是高速公路使用最普遍的安全设施。

At present, there are also three expressways under construction that will link the two cities.

目前，还有三条连接京津高速公路在建工程正在建设之中。

Bridges and elevated expressways are filling up with fleets of parked cars, to spare them from the deluge below.

大桥和高速公路上停满了避开地面洪水的车辆。

Here expressways, railways, airports, seaports, river ports, and water transport form a three-dimensional network of communication lines.

高速公路、铁路、机场、港口、水运形成立体交通网络。