On Demon, the air is produced from a separately powered compressor, but in a productionaircraft it could be drawn from the engine.
在“恶魔”无人机上,空气来自一个单独驱动的压缩机,但在正式生产的机型上,空气可以由发动机导出。
2
An operational check of the trim, controllability, or other flight characteristics to establish that the productionaircraft has the same range and degree of control as the prototype aircraft.