In order to reduce the transmission step of information,enhance the reliability of system and ensure the safety of astronaut,manned spaceflight emergency rescue system based on the doub...

• 从简化信息传输环节、增加信息传输的可靠性和保障航天员安全出发,提出了基于我国“北斗一号”卫星导航定位系统构建的载人航天应急搜救体系,并论证了该方案的可行性。