A.is a deck fitting used to shackle gear to the deck
B.permits easy jettisioning of deck cargo in an emergency
C.prevents stress concentration in the bulwark
D.provides opening through the bulwark for mooring lines
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A.deck fitting used to secured mooring lines
B.casting fitting at the side of a weatherdeck, used as a fairlead
C.sharp block of wood used to support hygroscopic cargo
D.smoke pipe for the galley stove
A.reading the gage pressure
B.weighing the extinguisher
C.discharging a small amount of CO2
D.seeing if the seal has been broken
A.bow thruster
B.cargo gear
C.steering engine
D.rudder
A.must utilize magnatic courses
B.must take set and drift into account
C.should be replotted hourly
D.should be started each time the vessels position is fixed
A.bitt
B.bollard
C.capstan
D.cleat
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When the wave period and the apparent rolling period are the same（）.
Manoeuvring information can not be obtained from（）.
（）is on the panel of radar.
The circulation around a low pressure center in the Northern Hemisphere is（）.
It is dangerous for vessels without the operational radar（）the estuary.
ECDIS must be able to perform all of the following EXCEPT（）.
Which of the following is not a form of precipitation?（）
Full details of all lights and fog signals are shown on（）.
Berthing means bringing a vessel to her berth until（）.
The mean draft of a ship is the draft（）.