1 — aileron, 3 — external flap, 4 — flaperon, 5 — internal flap, 7 — spoiler, 8 — ground spoiler.
<a href="//commons.wikimedia.org/wiki/User:Vivan755" title="User:Vivan755">Vivan755</a>
<span class="int-own-work" lang="en">Own work</span>