A.are
B.is
C.were
D.was
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A.change，depending on the location of the LCG
B.increase
C.decrease
D.remain constant
A.increase the brilliance of the PPI scope
B.turn off the interference controls on the radar
C.use the maximum available range setting
D.increase the radar signal output
A.take action to cross ahead of the other vessel
B.take action to pass astern of the other vessel
C.maintain course and speed
D.change course and increase speed
A.Deadweight Scale
B.Tide Tables
C.Notices to Mariners
D.Table of Azimuth
A.NAVTEX, COSPAS/SARSAT, EPIRBs and Status Recording-system
B.Inmarsat,COSPAS/SARSAT, EPIRBs and Status Recording-system
C.NAVTEX, Inmarast,EPIRBs and SART
D.Inmarsat, direct Printing Telegraphy
最新試題
The ISM code is part of（）.
（）is where the crew eat their meals.
Despite the rising importance and great convenience of the gyrocompass,the magnetic compass still retain its importance because of its（）.
In the Northern hemisphere northerly winds may cause temperature（）.
When the wave period and the apparent rolling period are the same（）.
It is dangerous for vessels without the operational radar（）the estuary.
Which of the following is not an operation mode of AIS?（）
Fog is likely to occur when there is little difference between the dew point and the（）.
How long are you prohibited to consume alcohol prior to serving as a member of a watch?（）
What is it called when it is possible to ignite the vapour above the oil?（）