单项选择题
A.The SES B.The space segment C.Any CES D.The CES decided by the applicant
Without permission of（）, a ship earth station can not e...
单项选择题Without permission of（）, a ship earth station can not enter the system.
A.ITU B.IMO C.INMARSAT ORGANIZATION D.the nearest CES
An SES operator can chose the most suitable CESs accord...
单项选择题An SES operator can chose the most suitable CESs according to（）.
A.the routing agreement for a particular ocean region B.The communication service he required C.the positions of his ship and the CESs D.B and C
The NCS of INMARSAT-A system in the AOR-E is in（）.A.Goo...
单项选择题The NCS of INMARSAT-A system in the AOR-E is in（）.
A.Goonhilly, UK B.Yamaguchi, Japan C.Perth, Australia D.Southbury, USA
