單項(xiàng)選擇題Any ship with SES can（）and（）through the Inmarsat satellites when sending a distress alert.

A.enter the system rapidly / wait for rescue
B.have an absolute priority to enter the system / contact with a CES
C.establish contact with the RCC / enter the port
D.enter the system gradually / get the rescue


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1.單項(xiàng)選擇題The Network Coordination station for the INMARSAT-A coast stations in the Pacific ocean region is in（）.

A.Yamaguchi, Japan
B.Beijing, China
C.Nakhodka, Russia
D.Perth, Australia

2.單項(xiàng)選擇題The NCS of INMARSAT-A system in the IOR is in（）.

A.Goonhilly, UK
B.Yamaguchi, Japan
C.Perth, Australia
D.Southbury, USA

3.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

5.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