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單項選擇題

COSPAS-SARSAT has the function of（）.

A.distress alerting
B.communication
C.broadcasting MSI
D.on-scene communication

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單項選擇題

SafetyNet is a maritime safety information broadcast service offering（）on suitably equipped ships.

A.free reception
B.free transmission
C.dedicated reception
D.dedicated transmission

單項選擇題

（）can receive MSI sent by coast station.

A.A NAVTEX receiver
B.An EGC receiver
C.MF/HF radio telephone
D.HF radio telephone with NBDP

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