（）is the system for the broadcast and automatic reception of maritime safety information by means of narrow-band direct-printing telegraphy.<br>A:SafetyNET<br>B:NAVTEX<br>C:NAVAREA<br>D:VHF R/T

（）is the system for the broadcast and automatic reception of maritime safety information by means of narrow-band direct-printing telegraphy.
A:SafetyNET
B:NAVTEX
C:NAVAREA
D:VHF R/T

出自：海船船员证

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