短语词组短語suspended d truss 懸式搆架suspended stiffening truss 懸式加勁桁架;懸索加勁衍架suspended truss WESTBANK 懸桁架suspended stiffening steel truss bridge 加勁弦鋼桁梁橋mega -truss-suspended steel structure 巨型桁架懸掛鋼結搆 返回 suspended truss