Despite the rising importance and great convenience of the gyrocompass,the magnetic compass still retain its importance because of its（）.

Manoeuvring information can not be obtained from（）.

（）is the act of allocating space to containers on board of a container ship in the order of the discharge ports.

What is it called when it is possible to ignite the vapour above the oil?（）

What is a CORRECT reply to a pilot’s request, How’s your heading?（）

The circulation around a low pressure center in the Northern Hemisphere is（）.

Your vessel is docking, but not yet alongside. Which line will be the most useful when maneuvering the vessel alongside the pier?（）.

The ISM code is part of（）.

Fog is likely to occur when there is little difference between the dew point and the（）.

Shipboard Emergency Drills must be carried out at least（）on board cargo ship.