| 释义 |
frise aileron
\ˈfrēz-\ noun
Usage: usually capitalized F
Etymology: after Leslie G. Frise b 1897 English engineer
: an aileron having a nose portion projecting ahead of the hinge axis and a lower surface in line with the lower surface of the wing so that when the trailing edge of the aileron is raised the nose portion protrudes below the lower surface of the wing thus increasing the drag |