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[VIP第9年] 指数:5
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设计依据：设计风载：23m/s2，疲劳寿命：30年，按国家最新标准版本《碳素结构钢》、《电气装置安装工程电缆线路施工及验收规范》、《钢结构工程施工及验收规范》、《钢筋混凝土工程施工验收规范》等相关规范进行施工。
Design basis, design wind load: 23 m/s2, fatigue life: 30 years, according to the latest standards of the state version "carbon structural steel", "electrical equipment installation project cable line code for construction and acceptance, the steel structure engineering construction and acceptance standard", "acceptance specification for construction of reinforced concrete engineering and other related regulations, carry out the construction.
