When engaged on international voyages, ships of 1600 tons gross tonnage and upwards shall be fitted with a（）.<br>A:radio direction-finding apparatus<br>B:DSC<br>C:NAVTEX<br>D:EPIRB

When engaged on international voyages, ships of 1600 tons gross tonnage and upwards shall be fitted with a（）.
A:radio direction-finding apparatus
B:DSC
C:NAVTEX
D:EPIRB

出自：海船船员证

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