最終更新日：2025/11/22
When a brass fitting contacts a steel pipe in a seawater environment, a galvanic couple can form and accelerate corrosion of the less noble metal.
正解を見る
When a brass fitting contacts a steel pipe in a seawater environment, a galvanic couple can form and accelerate corrosion of the less noble metal.
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）
