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

A tide is called diurnal when（）.

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

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

（）is where the crew eat their meals.

（）is halfway between the forward and after perpendiculars and is reference point for vessel construction.

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

The force resulting from the earth’s rotation that causes winds to deflect to the right in the Northern Hemisphere and to the left in the Southern Hemisphere is called（）.

When the wave period and the apparent rolling period are the same（）.

It is dangerous for vessels without the operational radar（）the estuary.