“月球中继”的概念、定义、翻译、参考文献-科学参考

单词	月球中继
释义	月球中继 Encyclopedia 工学月球探测释 lunar relay月球中继通过单颗中继卫星或中继星座，为处于地面测控通信系统无法直接覆盖到的环月轨道飞行器、月球背面或两极地区的月面着陆器、进行月面活动的航天员或月球车等提供导航定位、通信中继、测轨定轨等服务的技术手段。
随便看	coaxial relay coaxial resonant cavity coaxial spherical system coaxial stacking coaxial system coaxial system of circles coaxial transmission photography coaxial type detector coaxial-type detector coaxial viewfinder coaxial water line coaxial window coaxing coaxis three-mirror-anastigmat camera coaxitron coaxswitch cobalamin cobalt Cobalt-60 radiation source in industry cobalt-60 room cobalt-60 teletherapy cobalt-based cast and wrought superalloy cobalt based cast superalloys cobalt based catalyst cobalt bearing crust survey

科学参考收录了854744条科技类词条，基本涵盖了常见科技类参考文献及英语词汇的翻译，是科学学习和研究的有利工具。