A.a companion way
B.tween-decks
C.stairs
D.Any of the above are acceptable
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A.grooved wheel in a block
B.line to hold a lifeboat next to the embarkation deck
C.partial load of grain
D.sesman's knife
A.batten
B.bench hook
C.stabilizers
D.fid
A.trippers
B.stocks
C.awl
D.palms
A.keeps sparks from falling into an open tank
B.secures covers on ullage openings
C.prevents sparks from getting out of an enging's exhaust system
D.grounds static electicity
A.standing rigging
B.a downhaul
C.a halyard
D.a jib
最新試題
Despite the rising importance and great convenience of the gyrocompass,the magnetic compass still retain its importance because of its（）.
Which of the following shall not the officers in charge of the navigational watch do?（）
（）is halfway between the forward and after perpendiculars and is reference point for vessel construction.
What is it called when it is possible to ignite the vapour above the oil?（）
When the wave period and the apparent rolling period are the same（）.
A tide is called diurnal when（）.
In the Northern hemisphere northerly winds may cause temperature（）.
When steering by autopilot,how often should the steering be checked?（）
Bales close to the deckhead should be covered to prevent（）.
Fog is likely to occur when there is little difference between the dew point and the（）.