nose-down trim

基本解釋

Horizontal or lateral axis, passes through the airplane from one side to the other - nose up and nose down control is by elevators (and stabilizer for trim).
從飛機一側(cè)通向另一側(cè)的水平軸或橫軸。升降舵控制機頭繞此軸作上下的運動。（水平安定面則用以配平。）
Pitch axis - Horizontal or lateral axis, passes through the airplane from one side to the other - nose up and nose down control is by elevators (and stabilizer for trim).
俯仰軸—又稱水平軸或橫軸。由飛機的一側(cè)通向另一側(cè)。飛機繞此軸轉(zhuǎn)動即造成機首的俯與仰。俯仰控制是由升降舵來達(dá)成的，水平安定面則為配平之用。