佛山复合管护栏加工定制 防撞河道桥梁护栏厂直销
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桥梁河道安全栏杆通过连接螺栓连接。
The bridge channel safety railings are connected by connecting bolts.
用连接件或者焊接直接与立柱卡接、螺栓 连接和连接件连接。
The column is directly clamped, bolted and connected by connectors or welding.
可边安装边调整现场尺寸；
Adjust the field size while installing;
