交通护栏将阻拦不良的交通行为，阻拦试图横穿马路的行人或自行车或机动车辆。
The traffic barrier will block the bad traffic behavior and block the pedestrian or bicycle or motor vehicle trying to cross the road.
最底层的地面位于人行道以下5米处，因此需要设置护栏来防止行人坠落。
Thelowest floor was about 5 meters drop from the footpath, which needed guardrailsto prevent people from falling down.
路桥护栏制成发光灯管，再配以程序控制、夜晚点亮并按一定方向流动，引导行人及车辆的进行方向。
The programmed guard rail lamps for road and bridge light in certain sequence to guide the pedestrian and vehicles.
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