guest Moderator 管理成员 注册 2002-10-07 消息 402,622 荣誉分数 77 声望点数 228 2011-10-06 #1 One the biggest and heaviest commercial satellites put into orbit by Ottawa-based satellite operator Telesat has turned its back on the Earth, leaving Canada's air traffic controllers without Arctic radar and communication. 更多...
One the biggest and heaviest commercial satellites put into orbit by Ottawa-based satellite operator Telesat has turned its back on the Earth, leaving Canada's air traffic controllers without Arctic radar and communication. 更多...
