短語詞組短語formed d steel construction 型鋼結(jié)構(gòu)formed mild steel pan 壓模鋼鏈板powder -formed stainless steel 粉末不銹鋼Cold -formed stainless steel structures 冷成形不銹鋼結(jié)構(gòu)roll formed sheet steel roof 壓型鋼板屋面cold -formed stainless steel tubular columns 冷彎薄壁不銹鋼管Formed steel cutter 型材切割機(jī) 返回 formed steel