另外通过与常规预应力结构的比较，研究了二次预应力组合结构正截面承载能力和结构变形的计算方法，为今后的设计和研究提供了参考。
After that, the calculation method about double pre-stressed composite structure's bearing capability and deflection are investigated, which provide the consults to future research and design works.
另外通过与常规预应力结构的比较，研究了二次预应力组合结构正截面承载能力和结构变形的计算方法，为今后的设计和研究提供了参考。
After that, the calculation method about double pre-stressed composite structure's bearing capability and deflection are investigated, which provide the consults to future research and design works.
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