單項(xiàng)選擇題Before loading bulk grain, bilge wells must be covered to（）.

A.add strength to the bilge well strainer
B.permit rapid flow of water to the bilge wells
C.prevent cargo sifting into the bilge wells
D.preven oil, water , or other liquid from reaching the cargo


您可能感興趣的試卷

你可能感興趣的試題

1.單項(xiàng)選擇題Before welding can be done in a tank that has carried petroleum products, a certificate must be obtained from（）.

A.the customs
B.the register bureau of shipping
C.the shipyard fire department
D.a certified gas chemist

2.單項(xiàng)選擇題Between the side frames on a vessel, support for the deck beams is provided by（）.

A.stanchion
B.brackets
C.web frames
D.deck stringers

3.單項(xiàng)選擇題Bilge keels are fitted on ship to（）.

A.assist in drydock alignment
B.improve the vessel's stability
C.protect the vessel from slamming against piers
D.reduce the rolling of the vessel

4.單項(xiàng)選擇題Bilge keels are more effective at clampening rolls as the（）.

A.pitching increases
B.list increases
C.rolling increases
D.dreft increases

5.單項(xiàng)選擇題Bulk cargo refers to（）.

A.cargo which occupies a large volume of space
B.cargo which require refrigeration
C.cargo which is very dense
D.homogeneous cargo not enclosed in a container