logical locking and electrical locking
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
TROISIME POSITION; THIRD POSITION
[endoscopic]locking knob
2PL two-phase locking protocol
A new phase locking method with zero crossing
absolute frequency locking
active-active transient mode-locking technology