题目内容
(请给出正确答案)
[单选题]
The Inmarsat satellites are positioned in a/an__, 35, 700 km over the major regions()
A.polar orbit
B.geostationary orbit
C.LEO
D.MEO
答案
B、geostationary orbit
A.polar orbit
B.geostationary orbit
C.LEO
D.MEO
B、geostationary orbit
第1题
A.SES
B.CES
C.NOC
D.NCS
第2题
A.Inmarsat Aeronautical and Maritime Search and Rescue Manual
B.Inmarsat and Mobile Search and Rescue Manual
C.International Aeronautical and Maritime Search and Rescue Manual
D.International Air and Maritime Search and Rescue Manual
第4题
A.the whole world
B.all NAVAREAs
C.areas from Al to A4
D.four INMARSAT ocean regions
第5题
A.②
B.②③
C.①③
D.①②③
第6题
A.A NAVTEX
B.An EGC receiver
C.An MF/HF radio
D.A VHF R/T receiver
第7题
A.①②③④⑥
B.①②④⑥
C.②⑥
D.①④
第9题
A.Inmarsat system
B.GPS
C.SARSAT
D.VHF/HF/MF