freeway system 高速路系统
- Theoretical basis is provided for the planning, design and evaluation of the freeway system.
为高速路系统的规划设计和评价提供理论依据。 - When it does, the freeway system gets incredibly bad, incredibly quickly. Basically, every freeway comes to a standstill simultaneously.
一旦下雪,这里的高速公路系统会很快变得非常糟糕,甚至会基本上同时陷入停滞。 - There are many freeway tunnels in our freeway system. And it is obvious that the freeway tunnel illumination system is a very important part in the tunnel engineering.
目前我国公路系统中,存在很多公路隧道,而隧道照明系统是隧道工程不可分割的一部分,它是车辆安全行驶的重要保证。
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