A.bitt
B.bollard
C.capstan
D.cleat
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A.screw pump
B.centrifugal pump
C.eductor
D.gear pump
A.alternate expansion and contraction as water in a liquid state becomes a vapor
B.absorption of smoke and gases as water is converted from a liquid to a vapor
C.rapid contraction as water is converted from a liquid to a vapor
D.rapid expansion as water absorbs heat and changes to steam
A.detachable link
B.stud link
C.Kenter link
D.connection link
A.flame stopper
B.flame screen
C.flame filter
D.flame restrictor
A.enlarge bit
B.casing bit
C.hole opener
D.casing opener
最新試題
The ISM code is part of（）.
Manoeuvring information can not be obtained from（）.
In the Northern hemisphere northerly winds may cause temperature（）.
ECDIS must be able to perform all of the following EXCEPT（）.
When steering by autopilot,how often should the steering be checked?（）
Berthing means bringing a vessel to her berth until（）.
The circulation around a low pressure center in the Northern Hemisphere is（）.
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.
How long are you prohibited to consume alcohol prior to serving as a member of a watch?（）