你可能感興趣的試題

單項選擇題

When should the emergency position-indicating radiobeacon be activated after abandoning a ship?（）

A.Immediately
B.After one hour
C.Only when another vessel is in sight
D.Only after sunset

單項選擇題

When may the automatic identification system (AIS) be switched off? （）

A.At anytime as long as it is properly logged
B.At the Master's professional judgment
C.Only when the vessel is at anchor or in port
D.Under no circumstance

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Which information must automatic identification systems (AIS) automatically provide to appropriately equipped shore stations，vessels and aircraft? （）

你可能感興趣的試題

When should the emergency position-indicating radiobeacon be activated after abandoning a ship?（）

When may the automatic identification system (AIS) be switched off? （）

Which information must automatic identification systems (AIS) automatically provide to appropriately equipped shore stations，vessels and aircraft? （）