середня аеродинамічна хорда
standard mean chord
first mean chord
mean aerodynamic chord
mean geometric chord
mean aerodynamic chord (MAC)
chord of the trajectory
space-chord ratio (of turbomachine cascade)
reference chord
reference chord of an aerofoil
chord
chord line
chord ratio
chord-wise aerodynamic force
external chord of a concavе-convex or flat-convex profile
flap reference chord
internal chord of а bi-convex profile
pressure distribution curve along the chord of an aerofoil section
propeller blade chord
extended-chord elevon
meters per second (m/s)
second in command (2i/c , 2IC)
second lieutenant
second order effect
floating-point operation per second (FLOP)
captain second rank
fuel flow (kilogram/second)
centimeter-gram-second (CGS)
meter-kilogram-second-ampere system (MKSA)
meters per second (MPS)
second cause
additional second lieutenant
second-trip echo