... single leaf bascule bridge 单扇上开桥 leaf bascule bridge 单叶竖旋桥 ; 双叶竖旋桥 double-leaf bascule bridge 双叶竖旋桥 ...
基于8个网页-相关网页
single leaf bascule bridge 单扇上开桥
double-leaf bascule bridge 双叶竖旋桥
single-leaf bascule bridge 单叶竖旋桥
twin-leaf bascule bridge 双翼衡重式仰开桥
double leaf bascule bridge 双翼式开合桥
leaf of bascule bridge 竖旋桥桥翼
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