The act of protecting or keeping something intact—preservation, conservation, or maintenance—used for objects, systems, or functions in technical or legal contexts.
文化財の保全のために修復作業が行われた。
Restoration work was carried out for the preservation of cultural properties.
ダムの老朽化対策として構造物の保全が重要だ。
As a measure against dam aging, maintenance of the structure is important.
情報の機密性と完全性の保全を優先する。
Prioritize preserving the confidentiality and integrity of information.