最終更新日：2025/11/20
After switching off the electromagnet, technicians measured remanent magnetization in the iron core that affected the results.
正解を見る
After switching off the electromagnet, technicians measured remanent magnetization in the iron core that affected the results.
音声機能が動作しない場合はこちらをご確認ください
編集履歴（0）
