A、A.always move slowly
B、B.are in one place only
C、C.sometimes move and sometime don‟t
D、D.synchronize with the movement of the earth
更多“Geostationary satellite are artificial satellite which（）.”相关的问题
A、A.satellite /terrestrial system B、B.INMAARSAT/COSPAS-SARSAT C、C.SART / EPIRB D、D.geostationary/polar-orbiting satellites
A、always move slowly B、are in one place only C、sometime move sometime don‟t move D、are synchronizing with the movement of the earth
A、the range of antenna can cover everywhere in the world B、we can know the ship’s exact position C、that the distress alert can be located as soon as possible D、antenna of permanent earth stations may be directed towards fixed points in the sky
客服
TOP
查看正确答案
