问题 单项选择题

The Inmarsat system has five major components, they are:().

A.Space segment, NCC, RCC, SES and CES

B.Space Segment, a satellite system, C system, NCC and NCS

C.Space Segment, NCC, NCS,CES and SES

D.A system, C system, satellite system, earth stations and NCS

答案

参考答案:C

填空题
多项选择题