再来看飞行数据记录器。

Then, there's the flight data recorder.

youdao

准确的飞行数据对于建立无人直升机数学模型至关重要。

It is important to get accurate data in system identification in unmanned helicopter.

youdao

准确的飞行数据对于建立无人直升机数学模型至关重要。

It is important to get accurate data in system identification in unmanned helicopter.

youdao