此时需要设置抵抗膜面内力的构件，该构件可以是管状的金属构架，也可是薄膜气肋，即：内充高压气体而具有一定抗弯刚度的管状。

At this point, it is necessary to set up the component to resist the internal force of the film surface, which can be a tubular metal frame, but also a thin film gas rib.

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试验研究表明，预应力混凝土夹芯板具有很好的抗弯性能，刚度和承载力均能满足规范要求。

The experiments show that PCSPs have excellent flexural behavior, stiffness and flexural capacity, which satisfy the requirements of codes.

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高层建筑箱形转换层具有应力分布合理和抗弯、抗剪、抗扭刚度大等结构特性。

The box transition storey of tall building has the characters of rational stress distribution and large stiffness of bending, shearing and torsion.

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