істинний курс / напрям
attitude-and-heading reference system / attitude and heading reference system (AHRS)
true azimuth / bearing
true horizon
true north (TN)
bearing, true
true wind angle
true wind computer
true wind velocity
true heat capacity
knots true airspeed (KTAS)
runway true bearing
true air speed
true airspeed (TAS) indicator
true altitude
true east
true freezing point
true radio bearing
true vertical
true airspeed (TAS)
true Mach number (TMN)
true airspeed
true wind direction
true course display
true course
true wind
true up
aircraft heading
compass heading
attack heading
case-heading operation
strapdown attitude heading reference system
heading programmer