A.stand by on VHF channel 14
B.come to VHF channel 14
C.VHF channel 14 is the best place for you to stay by
D.remain in channel 14 and do not change
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最新試題
It is dangerous for vessels without the operational radar（）the estuary.
（）is halfway between the forward and after perpendiculars and is reference point for vessel construction.
The circulation around a low pressure center in the Northern Hemisphere is（）.
The company should establish and maintain procedures to control all documents and date which are relevant to（）.
Full details of all lights and fog signals are shown on（）.
Which of the following is not an operation mode of AIS?（）
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（）.
（）is on the panel of radar.
Fog is likely to occur when there is little difference between the dew point and the（）.
Bales close to the deckhead should be covered to prevent（）.