07/03/2020 / 最終更新日時 : 2021年2月18日 ad124um9xx Examples of Use Fire Extinguishing Test Using Fire Extinguishing Agent Drop From Drone (Century Corporation) ■ Dates: June 24 and 25, 2020 ■ Conducted by: Century Corporation ■ Facilities used: Heliport About the Traini […]