短語詞組短語suspended lattice shell structure 弦支網(wǎng)殼結(jié)構(gòu)steel lattice shell structure 鋼網(wǎng)殼結(jié)構(gòu)prestressed lattice shell structure 拉索預(yù)應(yīng)力網(wǎng)殼結(jié)構(gòu) 返回 lattice shell structure