This might necessitate the provision of VADs such that structures are safely and securely available for disabled persons, together with usually means of evacuation for people who are deaf or hard of Listening to. タイムゲートを通じて第二次世界大戦時に派遣された自衛隊が、満州国に襲来するソ連赤軍の航空機を迎撃するために使用する。 Appliances and speakers automatically synchronize through... https://www.firesense.co.uk/type/addressable-fire-system/addressable-sounders-vids-vads/