A.A continuous sounding with any fog signal apparatus
B.A signal sent by radiotelephone consisting of the spoken word "Mayday"
C.An International Code Signal of N.C.
D.The firing of green star rockets or shells
您可能感興趣的試卷
你可能感興趣的試題
A.A triangular flag above or below a ball
B.The International Code Signal of distress indicated by "JV"
C.A green smoke signal
D.Flames on the vessel as from a burning tar barrel
A.Class A EPIRBs
B.Class B EPIRBs
C.L-Band EPIRBs
D.Category I EPIRBs
A.At one hour intervals
B.At half hour intervals
C.Only when there is a chance of their being seen by rescue vessels
D.Immediately upon abandoning the vessel
A.Only when there is a chance of their being seen by rescue vessels
B.At half hour intervals
C.At one hour intervals
D.Immediately upon abandoning the vessel
A.Navigational warnings
B.Weather warnings
C.SAR and distress alert information
D.All of the above
最新試題
If you log a distress message，it must include the（）.
Wat is NOT required in the radiotelephone log?（）
Which EPIRB transmits a distress alert that is received and relayed by an INMARSAT satellite?（）
If you are transmitting a distress message by radiotelephone you should（）.
Distress flares and smoke signals for small passenger vessels（）.
The Navigation Rules state that a vessel shall be operated at a safe speed at all times so that she can be stopped within（）.
The service life of distress signals must be not more than（）.
When you are firing a pyrotechnic distress signal，it should be aimed at（）.
When can routine communications be resumed on a frequency or channel on which radio silence has been imposed? （）
The signal to guide vessels in distress，which indicates，“This is the best place to land” is the（）.