0451大空の名無しさん垢版2018/04/19(木) 02:12:35.87>>450 F-2であればそれで正常。機体説明にはこう書いてある。 In addition to full-automatic mode there is a special emergency mode for the radiator shutters, which can be used in specific situations. In this mode, the shutters are forced to be fully opened.