potrdilo certificate, certification, receipt
potrdilo za prost odhod ladje
clearance outward, outward clearance, entry outwards
potrdilo o usposobljenosti za voditelja čolna
boat leader's licence of competence
potrdilo o usposobljenosti za voditelja čolna za plovbo po morju in notranjih vodah
boat leader's licence of competence for sea and inland navigation
častniško potrdilo
mate's receipt, chief mate's receipt, chief officer's receipt
čisto častniško potrdilo
clean mate's receipt