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双铰拱桁架
meaning in English
two hinged arch truss
two-hinged arch truss
Related Words
简支桁架
铰轴
实铰
蝶铰
铰门
铰钉
建筑铰
铰边
半圆铰刀
镀锌铁暗铰
双铰弓弦拱
双铰拱
双铰接式摆动轴
双铰结构
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