短語(yǔ)詞組短語(yǔ)steel -pipe column 鋼管柱concrete -steel-pipe column 混凝土鋼管柱steel pipe tree column 分叉鋼管柱steel pipe frame column 鋼管格構(gòu)柱Steel pipe column base 鋼管柱基礎(chǔ)steel pipe concrete column 鋼管混凝土single steel pipe column 單桿柱steel pipe composite column 鋼管組合柱rectangular steel pipe concrete column 矩形鋼管混凝土柱 返回 steel pipe column