短語(yǔ)詞組短語(yǔ)armored d concrete 鋼筋混凝土overlengthy armored concrete 超長(zhǎng)鋼筋混凝土armored concrete floor 有護(hù)面的混凝土樓板conventional armored concrete 普通鋼筋混凝土armored concrete slab 鋼筋混凝土板 返回 armored concrete