A.Yamaguchi, Japan B.Beijing, China C.Nakhodka, Russia D.Perth, Australia
A.Goonhilly, UK B.Yamaguchi, Japan C.Perth, Australia D.Southbury, USA
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