“lunar relay”的概念、定义、翻译、参考文献-科学参考

单词	lunar relay
释义	lunar relay 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	control chart judgement control chart method control check control computer control computer interface control console control constructions Control Deficiency control degree of coal geological exploration engineering control degree of waterflooding reserve control deprivation control device control dewatering technology control diffusion control display gain control-display ratio control dynamical system controled position of the phreatic line control electric machine control element control engineering Control Engineering Practice control error control flow control flow analysis

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