深圳德式護欄定做 法式圍欄 廣州馬路中間隔離欄桿 German style guardrail in Guangzhou 同金屬護欄比較，該產品安裝簡便。 Compared with metal guardrail, the product is easy to install. 固定式安裝采用鐵膨脹螺栓或水泥澆注。 移動式采用鑄鐵或FMC高強度防盜式樹脂底座。 維修快捷，損壞后可快速局部拼裝或更換。 It can be repaired quickly and partially assembled replaced after damage. 河源非機車道隔離欄 茂名交通廣告護欄 公路防護欄 Heyuan non machine Lane isolation fence Maoming traffic advertisement guardrail highway protection fence