... twist 扭弯 two hinged arch 双铰拱 unbonded prestressed concrete structure 无粘结预应力混凝土结构 ...
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two-hinged arch 二铰拱 ; [建] 双铰拱
two hinged arch truss 双铰拱桁架
two-hinged arch bridge 二铰拱桥 ; 两铰拱桥
two-hinged tied arch 有拉杆二铰拱
two hinged parabolic arch 抛物线两铰拱
two-hinged steel arch bridge 两铰钢拱桥
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