單項(xiàng)選擇題

The GMDSS defines four sea area based on the（）.

A.location and capacity of the facilities located on board ships
B.Position and type of a sincere sintion
C.Capacity and location of shore based communication facilities
D.Position and capacity of mobile communication stations

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單項(xiàng)選擇題

The position if the IOR satellite in the INMARSAT system is（）above the equator.

A.64.5E
B.178E
C.15.5W
D.54W

單項(xiàng)選擇題

There are some back-up satellites in the event of failure. If the operational satellite is out of work,（）.

A.communications in the whole system will stop
B.the global system will be damaged
C.the back-up one will take its place
D.the whole system will not work

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The GMDSS defines four sea area based on the（）.

你可能感興趣的試題

The position if the IOR satellite in the INMARSAT system is（）above the equator.

There are some back-up satellites in the event of failure. If the operational satellite is out of work,（）.

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