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单选题
发动机启动时HOT（图标）表示During engine start, the HOT (icon) indicate
A
表示相应的起动机活门没有打开Indicates that respective starter valve did not open when commanded.
B
表示FADEC中断了发动机起动由于热启动或者起动机悬挂（只是地面）Indicates a FADEC aborted start or an aborted start due to a hot or hung start (on ground only).
C
表示当发动机运行时起动机活门没有关闭Indicates that starter valve is not closed with engine running.
D
在发动机热启动的时候显示Displayed during a hot start.
答案解析
正确答案：D
