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

（）is where the crew eat their meals.

Manoeuvring information can not be obtained from（）.

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

Bales close to the deckhead should be covered to prevent（）.

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

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

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

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

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