厂家批发价 肇庆安全车道隔离栏 珠海交通设施围栏
Manufacturer's wholesale price Zhaoqing safe Lane barrier Zhuhai traffic facility fence
广州生产道路护栏厂家 清远京式道路护栏
Qingyuan Beijing road guardrail manufacturer of road guardrail in Guangzhou
在后来的施工中，我们找到了一种既简单又能保证护栏板线形的方法。
In the later construction, we found a simple and linear method to ensure the guardrail plate.
首先用水准仪对每一个立柱位置的十字线进行水准测量。
First, level the crosshairs of each column position with a level gauge.
（不需水准点，只测相对标高），根据这些数据计算出坡度。
(no benchmark is needed, only relative elevation is measured), and the slope is calculated based on these data.
强度高，设计上保留了传统护栏的简约风格。
High strength, the design retains the simple style of the traditional guardrail.
增城锌钢市政交通设施围栏 城市道路护栏 揭阳京式中央护栏
Zengcheng zinc steel municipal traffic facilities fence city road guardrail jieyangjing central guardrail
