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三铰拱桥
meaning in English
three hinged arch bridge
three-hinged arch bridge
Related Words
平行曲线肋式拱桥
铰轴
实铰
蝶铰
铰门
铰钉
建筑铰
铰边
半圆铰刀
镀锌铁暗铰
三铰拱
三铰拱坝
三铰拱桁架
三铰构架式桁架
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