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最新試題
In the Northern hemisphere northerly winds may cause temperature（）.
Fog is likely to occur when there is little difference between the dew point and the（）.
It is dangerous for vessels without the operational radar（）the estuary.
Which of the following shall not the officers in charge of the navigational watch do?（）
Which of the following is not a form of precipitation?（）
The dew point temperature is（）.
Which of the following is not an operation mode of AIS?（）
The circulation around a low pressure center in the Northern Hemisphere is（）.
What is it called when it is possible to ignite the vapour above the oil?（）
What is a CORRECT reply to a pilot’s request, How’s your heading?（）