深标三道路护栏 路中防撞护栏现货
佛山公路防撞护栏 批发机非隔离栏 公路中央隔离栏
阻拦功能:交通护栏将阻拦不良的交通行为。
2. Blocking function: the traffic barrier will block bad traffic behavior.
阻拦试图横穿马路的行人或自行车或机动车辆。
Stop pedestrians or bicycles or motor vehicles trying to cross the road.
它要求护栏有一定的高度,一定的密度(指竖栏),还要有一定的强度。
It requires that the guardrail has a certain height, a certain density (referring to the vertical fence), and a certain strength.