A.Radio direction finder
B.Satellite EPIRBs
C.MF/HF DSC
D.VHF homing device
您可能感興趣的試卷
你可能感興趣的試題
A.Read the display screen and/or printout
B.Silence the alarm
C.Listen for any follow up voice/telex transmission on the appropriate frequency
D.All of the above
A.In the Captain's office
B.In the sea cabin
C.At the GMDSS operating position
D.Anywhere on board the vessel
A.The safety of navigation or important meteorological warnings
B.The safety of a vessel or a person is in jeopardy
C.A vessel in need of immediate assistance
D.A coast station traffic list
A.ITU Publications
B.The manufacturers instruction manuals
C.Part 90 of the FCC Rules and Regulations
D.Code of Federal Regulations，Title 47，Part 80，Subpart W
A.VHF
B.SART
C.NAVTEX
D.LES
最新試題
（）will form the basis for distress alerting and safety calling.
The frequency（）the safety message will be transmitted shall be included in DSC safety call.
If the beacon is mounted at a wrong place, it may（）by sea water, chemicals, exhaust and vibrations.
International Navtex service means the coordinated broadcast and automatic reception on（）khz of maritime safety information by narrow-band direct-printing telegraphy using English language.
SafetyNet is an international service for the broadcast and automatic reception of MSI by means of direct-printing through（）system.
What following is not among the function of SOLAS ships?（）
For COSPAS-SARSAT system,（）usually transmit initial COSPAS-SARSAT alert.
Distress traffic is the communication（）between the station in distress and the ships, aircraft, coast radio stations, coast earth stations and rescue centers participating in the rescue work.
The priority of EGC messages is classified by（）.
The advantage of geostationary satellites is（）.