短語詞組短語roof with frame 框架屋面roof grid frame 頂棚網(wǎng)架truss roof frame 桁架roof frame precast 屋架迭層預(yù)制Steel Roof Frame 鋼屋架roof frame design 頂蓋骨架設(shè)計(jì)roof suspension swing frame 懸吊式爐頂旋架steel roof frame construction 鋼屋架結(jié)構(gòu)raising the roof frame 舉架 返回 roof frame