It has established protectivefence and patrol passages up to standard;
设有符合标准的防护围栏和巡逻通道；
2
Double Circle Fence can be used for highways, airports, municipal green space, garden flower beds, units green space and port green space of the decorative and protective.
双圈护栏网可用于高速公路、机场、市政绿地、园林花坛、单位绿地、港口绿地的装饰防护。
3
If the minimum interval, is not up to the rules, it is necessary to adopt protective measures, additional barrier, fence, fence or adhere to the network, and the warning signs hanging dazzling.