astronautics
宇宙航行（学）
astronautics【航】
暂无补充释义。
相关词条
astronautics【航】;cosmonautics【航】
electronics for aeronautics and astronautics【航】;aerospace electronics【航】;
astronautics【航】;cosmonautics【航】
American Institute of Aeronautics and Astronautics
astronautics
military astronautics【军】
astronautics