并且把波纹腹板变截面门式刚架与等截面门式刚架进行对比。

And make comparison between ripple web plate variable cross-section portal rigid frame and constant cross-section rigid frame.

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传统的门式刚架的构件截面为等截面和楔形变截面，本论文提出了一种构件截面形式——波纹腹板变截面。

The section of traditional portal rigid frame are constant cross-section and wedge shape variable cross-section, this paper brings up a component cross-section—ripple web plate variable cross-section.

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