例句與造句

1. Once PDM is completed, members of the flight crew begin a variety of ground checks to make sure the aircraft is ready for a functional test flight.
2. *1944  First prototype ( and only one completed ) McDonnell XP-67 Moonbat, 42-11677, suffers fire in starboard engine during functional test flight at 10, 000 feet ( 3, 000 m ).
3. It's difficult to find functional test flight in a sentence. 用functional test flight造句挺難的