A.uppermost
B.middle
C.bottom
D.aftermost
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A.latest
B.update
C.last
D.up-to-date
A.ECDIS
B.RADAR
C.GPS
D.GMDSS
A.automatically
B.accurately
C.promptly
D.conspicuously
A.all crew members
B.all the watchkeeping personnel
C.all passengers
D.all visitors
A.Lambert conformal
B.Mercator
C.aximuthal
D.gnomonic
最新試題
What is it called when it is possible to ignite the vapour above the oil?（）
It is dangerous for vessels without the operational radar（）the estuary.
Fog is likely to occur when there is little difference between the dew point and the（）.
（）is halfway between the forward and after perpendiculars and is reference point for vessel construction.
A tide is called diurnal when（）.
Manoeuvring information can not be obtained from（）.
Which of the following is not an operation mode of AIS?（）
The dew point temperature is（）.
Despite the rising importance and great convenience of the gyrocompass,the magnetic compass still retain its importance because of its（）.
The force resulting from the earth’s rotation that causes winds to deflect to the right in the Northern Hemisphere and to the left in the Southern Hemisphere is called（）.