[话题] 2004年7月1日,一次特别的飞行正在进行。下午1时09分,飞行员驾驶着新型战机飞上了蓝天。当他完成第一组实验后,突然发现“本不该动的功率油箱在下降”,原来飞机在漏油。仅4分钟后,他就听不到飞机发动机的声音了——飞机失去了动力。此时飞行高度4800 米,距机场20公里。谁都知道在世界航空史上,没有动力的飞机迫降 [Topic] A special flight is underway on July 1, 2004. At 1:09 pm, the pilot flew into the blue sky with a new fighter jet. When he completed the first group of experiments, he suddenly discovered that “the power tank that should not be moving was falling,” and that the original aircraft was leaking oil. Only 4 minutes later, he could not hear the sound of the aircraft engine - the plane lost power. At this time, the flight altitude is 4,800 meters and the distance from the airport is 20 kilometers. Everyone knows that in the history of world aviation, unpowered aircrafts are forced to land