古代的中国人建造过麻绳悬索桥。
这是首次在悬索桥使用钢丝。
比如，它是首座需要变换车道的悬索桥。
For example, we were the first suspension bridge to have to change the roadway deck.
它是第一座眼杆式悬索桥。
它是世界上最长的悬索桥。
通过工程实例阐述了悬索平台的可行性。
小罗：对，我看过模型，悬索结构，妙不可言！
Xiao Luo: Right, I saw the model, suspended cable structure, unbelievable!
悬链线理论是真实反映悬索重力特性的理论。
Catenary theory is a theory that really shows the gravity property of suspension rope.
因此，对于悬索桥施工过程的控制也是极为重要。
Therefore, the coercion of suspension bridge's construction process is also extremely important.
每根钢丝进行了镀锌处理，悬索也要涂上防腐层。
Each wire is galvanized and the cable is covered with a protective coating.
每根钢丝进行了镀锌处理，悬索也要涂上防腐层。
Each wire is galvanized and the cable is covered with a protective coating.
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