A model of simplicity and low cost, the engine was made from a sheet of mild steel rolled into a tube.
The engine was made from a sheet of steel that was rolled into a tube.
The engine was made from a sheet of steel that was rolled into a tube.
このテキストを簡略化してください: A model of simplicity and low cost, the engine was made from a sheet of mild steel rolled into a tube. 出力: