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

Manoeuvring information can not be obtained from（）.

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

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

Full details of all lights and fog signals are shown on（）.

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

The company should establish and maintain procedures to control all documents and date which are relevant to（）.

A tide is called diurnal when（）.

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

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