What does OCA stand for?
OCA stands for "Obstacle Clearance Altitude"
How to abbreviate "Obstacle Clearance Altitude"?
"Obstacle Clearance Altitude" can be abbreviated as OCA
What is the meaning of OCA abbreviation?
The meaning of OCA abbreviation is "Obstacle Clearance Altitude"
What does OCA mean?
OCA as abbreviation means "Obstacle Clearance Altitude"