Afterward Gerhardt was able to maintain stable, level flights for short periods of time.
At this altitude it is very difficult to keep the airplane in stable flight.
The development of effective flight controls is what allowed stable flight.
The planes were designed to maintain stable flight even in gusts up to 100 mph.
The Vigilant was capable of stopping in less than its own length, and could maintain stable flight at 31 miles per hour.
The constant pull of gravity makes stable flight challenging and steering a skill in itself.
Here he devoted much of his time to the mathematics and dynamics of stable flight.
Just as quickly they were back to stable flight and Wolfe turned angrily to him again.
I would cast a spell and need a breath or two of stable flight from you.
These forces must be balanced for stable flight to occur.