应该是如果发动机起火，或其它原因，飞行员必须用它关闭供油

来源: BBL123 于 2025-07-11 07:59:41 [旧帖] [给我悄悄话] 本文已被阅读：次

WENXUECITY.COM does not represent or guarantee the truthfulness, accuracy, or reliability of any of communications posted by other users.