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

Berthing means bringing a vessel to her berth until（）.

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

In the Northern hemisphere northerly winds may cause temperature（）.

According to the relevant regulation, lifeboat should be powered by（）.

The mean draft of a ship is the draft（）.

The loading of the ship must be done in accordance with（）.

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

Which of the following is not an operation mode of AIS?（）

Where would you find information about the time of high tide at a specific location on a particular day of the year?（）