單項選擇題()communication are intership VHF radio telephone communication.

A.ship-to-shore
B.shore-to –ship
C.bridge-to-bridge


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1.單項選擇題From IMO’S point of view, INMARSAT’s most important function is the provision of().

A.general radio communication
B.MSI
C.improved distress and safety communication
D.bridge-to-bridge communication

3.單項選擇題The purpose of the GMDSS is to()safety of life and property at sea all over the world.

A.promote
B.improve
C.guarantee
D.both A and B

4.單項選擇題The first communication satellite was used for the purpose of().

A.taking the place of the radio system
B.introducing a new life-saving system
C.saving the vessels in distress
D.improving the communication on land

5.單項選擇題A sailor on board()from appendicitis and required operation immediately.

A.was suffering
B.is suffering
C.has suffered
D.has been suffering