最終更新日:2025/12/02
Urban planners recommended replacing outdated insulation treated with fire-retardants to reduce the risk of rapid fire spread in apartment complexes.
正解を見る
Urban planners recommended replacing outdated insulation treated with fire-retardants to reduce the risk of rapid fire spread in apartment complexes.
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)