statically indeterminate truss
statically indeterminate truss
超静定桁架
以上为机器翻译结果，长、整句建议使用 人工翻译 。
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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.
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。
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