桁架拱结构是一个高次超静定的复杂三维结构，构件的功能函数没有明确表达式。
The truss arch structure is a three-dimensional higher statically indeterminate structure, and no definite expression of the performance function can be given for its unbelievable complexity.
复旦正大体育馆钢屋盖是由空间桁架、钢拱和索组成的受力比较复杂的索-桁架结构。
The steel roof of Fudan Zhengda Gymnasium, a kind of cable-truss structure, is a complicated (pressed) system made up of space truss, steel arc and cables.
该项成果进行了结构模型试验验证，可用于桁架拱渡槽设计。
The results obtained were verified by model test and may be useful for the design of spandrel braced arch flume.
劲性骨架为钢管桁架结构，转体施工，之后，通过内填和外包混凝土构成单箱单室箱形截面的主拱结构。
The stiff skeleton is a steel truss structure, which turns into a single cell and single box section of the main arch structure by filling and outsourcing concrete after swivel construction.
劲性骨架为钢管桁架结构，转体施工，之后，通过内填和外包混凝土构成单箱单室箱形截面的主拱结构。
The stiff skeleton is a steel truss structure, which turns into a single cell and single box section of the main arch structure by filling and outsourcing concrete after swivel construction.
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