Last Updated：2025/11/29
The engineer inspected the universal lever to ensure the reciprocating motion of the handle would reliably produce the straight-line movement of the piston.
See correct answer
The engineer inspected the universal lever to ensure the reciprocating motion of the handle would reliably produce the straight-line movement of the piston.
音声機能が動作しない場合はこちらをご確認ください
Edit Histories（0）
