题目内容

Which service does not EGC have?

A. FleetNet
B. MSI transmission
C. SART distress alerting
D. SafetyNet

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In COSPA S-SARSAT, distress signals are always stored in the memory so as to start _________.

A. local-mode coverage
B. SAR operations
C. data process
D. continuous broadcast

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How many total frequencies are available for DSC distress alerting?

A. One
B. Five
C. Two
D. Seven

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The distress message should be preceded by _________.

A. PAN PAN
B. SECURITE
C. MAYDAY
D. MEDICO

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Without the permission of _________, a ship earth station can not access the INMARSAT system.

A. International Maritime Organization
B. International Telecommunication Union
C. the nearest coast station to the ship
D. International Mobile Satellite Organization

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Which service does not EGC have?

A. FleetNet B. MSI transmission C. SART distress alerting D. SafetyNet

In COSPA S-SARSAT, distress signals are always stored in the memory so as to start _________.

How many total frequencies are available for DSC distress alerting?

The distress message should be preceded by _________.

Without the permission of _________, a ship earth station can not access the INMARSAT system.

A. FleetNet
B. MSI transmission
C. SART distress alerting
D. SafetyNet