汕尾京式护栏现货 增城公路中心隔离带 城市道路护栏定做 厂家直销市政护栏 海口京式护栏现货价格

阻拦功能：交通护栏将阻拦不良的交通行为。

Blocking function: 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。

Block 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 the guardrail to have a certain height, a certain density (refers to the vertical column), and a certain strength.

道路隔离PVC彩色穿钢护栏：可用于跑马场、道路机动车道分隔栏。

PVC color steel barrier for road ***lation: it can be used for Separation Fence of racetrack and road motorway.