The best angles of incidence for these varying factors are found by means of wind-tunnel research and practical trial and error.
And when the last bolt had struck, the tide turned and rolled back down the wind-tunnel, a blinding river of living light.
The best degree of fineness for any given velocity is found by means of wind-tunnel research.
Dio staggered out of the wind-tunnel and sagged down beside Jill.
|wind tunnel |
A chamber through which air is blown at controlled speeds to simulate the motion of objects placed in the chamber through the air, used to study the aerodynamic properties of objects such as automobiles, airplanes, and missiles.