A.What
B.How
C.Which
D.When
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最新試題
When steering by autopilot,how often should the steering be checked?（）
What is a CORRECT reply to a pilot’s request, How’s your heading?（）
Manoeuvring information can not be obtained from（）.
ECDIS must be able to perform all of the following EXCEPT（）.
Despite the rising importance and great convenience of the gyrocompass,the magnetic compass still retain its importance because of its（）.
Berthing means bringing a vessel to her berth until（）.
（）is the act of allocating space to containers on board of a container ship in the order of the discharge ports.
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（）.
Which of the following is not a form of precipitation?（）
Bales close to the deckhead should be covered to prevent（）.