naturally-aspirated engine （NA engine）
programmable electronic engine control equipped engine
run counter to run in the opposite direction
run to run repeatability
run to run reproducibility
within-run and between-run analysis
CINQUIEME POSITION; FIFTH POSITION
plane position indication [= plane position indicator] {= PPI}
Position control(Position-keeping)
Position-to-position tool change time
QUATRIME POSITION; FOURTH POSITION
SECONDE POSITION; SECOND POSITION