A.To run faster than ever
B.To go forward
C.To march without stopping
D.A significant symbol of a great improvement in maritime communication
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A.the weather is always terrible
B.the condition there is complicated
C.the signals are too strong
D.their SES may receive the signals from unwanted satellite
A.from any Inmarsat satellite
B.from any appropriate Navtex and EGC station
C.via the satellite the SES is tracking
D.from any RCC and coast station
A.identify
B.Correct
C.Reject
D.Print out
A.B2
B.B1
C.MAR
D.NNN
A.frequency allocated
B.both language and frequency
C.language used
D.transmission power and time
最新試題
Every ship constructed on or after（）shall comply with all the applicable requirements of this chapter.
SafetyNet is an international service for the broadcast and automatic reception of MSI by means of direct-printing through（）system.
All coast radio stations（）DSC installed for VHF and HF.
COSPAS-SARSAT is intended to be used for（）.
Every lifeboat which is fitted with a fixed two-way vhf radiotelephone apparatus with（）which is separately mounted shall be provided with arrangements for sitting and securing the antenna effectively in its operating position.
The frequency（）the safety message will be transmitted shall be included in DSC safety call.
At least two two-way VHF radiotelephone apparatus shall be provided on every cargo ship of（）tons gross tonnage and upwards but less than 500 tons gross tonnage.
If the beacon is mounted at a wrong place, it may（）by sea water, chemicals, exhaust and vibrations.
As each MSI message will have a unique identity, the printing of messages already received correctly is（）.
The priority of EGC messages is classified by（）.