主次结构的连接转换节点有着与普通钢节点完全不同的索钢接触单元的特殊构造，受力复杂。
The exchange joint between the major and minor steel structure with complex mechanics is totally different from the normal joint.
主次结构的连接转换节点有着与普通钢节点完全不同的索钢接触单元的特殊构造，受力复杂。
The exchange joint between the major and minor steel structure with complex mechanics is totally different from the normal joint.
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