transverse
diagonal
longitudinal
vertical
第1题：
The primary objective of a Ro-Ro vessel is to ______.
A.transfer containers without chassis
B.load the vessel with palletized cargo
C.transport vehicles
D.be loaded full and down to her marks
第2题：
The Master of any vessel bound on a voyage must apply to a district court when an allegation of unseaworthiness has been made to the Master by ______．
A.Any member of the crew of the vessel
B.Any two officers of the vessel and a majority of the crew
C.The First and Second Officers of the vessel or a majority of the crew
D.The First Officer of the vessel
第3题：
________ ：The main center-line structural member，running fore and aft along the bottom of a ship，sometimes referred to as the backbone．
A.Frame
B.Deckbeam
C.Stringer
D.Keel
第4题：
On a vessel，the keel is the primary strength member of the lower hull form in which direction ________．
A.Transverse
B.Diagonal
C.Longitudinal
D.Vertical
第5题：
While off-loading from an offshore supply vessel with the crane，the wind increases in strength and changes direction significantly，you should ______．
A.Expedite off-loading
B.Stop off-loading，but keep the offshore supply vessel in the present location
C.Continue off-loading with no changes
D.Move the offshore supply vessel to the downwind side
第6题：
The permanent magnetism of a vessel may change in strength due to ______.
A.the nature of the cargo being carried
B.changes in heading
C.major structural repair
D.All of the above
第7题：
A vessel having continuous closely spaced transverse strength members is ______．
A.longitudinally framed
B.transversely framed
C.cellular framed
D.web framed
第8题：
A mooring line leading 45° to the keel，used to check forward or astern movement of a vessel，is called a ______.
A.spring line
B.warp line
C.bow line
D.breast line
第9题：
Floors aboard ship are ______．
A.also called decks
B.vertical transverse plates connecting the vertical keel with the margin plates
C.large beams fitted in various parts of the vessel for additional strength
D.found in passenger and berthing spaces only
第10题：
The extension of the after part of the keel in a single-screw vessel upon which the stern post rests is called the ______．
A.boss
B.knuckle
C.skeg
D.strut