--- title: Part 3 4.5 交通號誌 tags: 5G 智慧杆系統技術規範 image: --- # 4.5 交通號誌 交通號誌(紅綠燈)應藉由焊接或螺絲固定等施作工法,固定於**智慧杆的杆體上**,方便後續保養更換。 
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