Buckler plates are（）.

The joint of the riser in a marine riser system that compensates for heave，the up-and-down motion of a floater，is the（）.

Forecastle deck is located in the ship’s（）.

Shell plating is（）.

The opening in the deck that leads the anchor cable outside the hull is the（）.

Fuel oil tank vents are fitted with a screen which will stop（）.

The Tonnage Certificate indicates（）.

In vessel construction，the garboard strake is（）.

Pollution regulations require that each scupper in an enclosed deck area have a（）.

Damaged bulkheads often take a permanent set which is independent of the panting or bulge caused by water pressure. To control this，you should（）.