A.The echo sounder
B.The radar
C.The course recorder
D.The direction finder
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A.The echo sounder
B.The radar
C.The course recorder
D.The direction finder
A.The marine sextant
B.The chronometer
C.The echo sounder
D.The radar
A.The marine sextant
B.The chronometer
C.The echo sounder
D.The radar
A.The marine sextant
B.The chronometer
C.The magnetic compass
D.The gyrocompass
A.The marine sextant
B.Thechronometer
C.The magnetic compass
D.The gyrocompass
最新試題
In the Northern hemisphere northerly winds may cause temperature（）.
（）is the act of allocating space to containers on board of a container ship in the order of the discharge ports.
Full details of all lights and fog signals are shown on（）.
What is a CORRECT reply to a pilot’s request, How’s your heading?（）
Fog is likely to occur when there is little difference between the dew point and the（）.
Where would you find information about the time of high tide at a specific location on a particular day of the year?（）
Which of the following shall not the officers in charge of the navigational watch do?（）
Despite the rising importance and great convenience of the gyrocompass,the magnetic compass still retain its importance because of its（）.
The ISM code is part of（）.
Which of the following is not a form of precipitation?（）