Space tube truss structure is a current structure type at present, its nodes are crossing connected by several steel tubes in different directions.
空间管桁结构是目前流行的结构形式，其节点由多根不同方向的钢管相贯连接。
Since the end of 1990s, spatial truss structure of concrete filled steel tube, which is new structure type for bridge, has been applied gradually in bridge engineering.
自上世纪90年代末以来，钢管混凝土空间桁架结构作为一种新的桥梁结构型式，正逐渐在桥梁工程中得到应用。
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