广州护栏厂 黑色市政护栏 公路中央隔离栏定做

广州护栏厂 黑色市政护栏 公路中央隔离栏定做
广州市政护栏 交通护栏 黑色人行道护栏

Guangzhou municipal guardrail traffic guardrail black sidewalk guardrail

深圳港式护栏现货批发 深灰色道路护栏 马路护栏现货

Under the illumination of the lamp, the plane of the reflective film is facing the driving vehicle.

阻拦功能：交通护栏将阻拦不良的交通行为。

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.