短語詞組短語steel grid shell structure 網殼結搆steel cylinder shell 鋼圓筒steel latticed shell 鋼網殼steel reticulated shell structure 鋼網殼結搆steel lattice shell 鋼網殼steel base shell 鋼底殼steel battery shell 電池鋼殼steel network shell 鋼穹網殼steel lattice shell structure 鋼網殼結搆 返回 steel shell