deep-space laser tracking system

光电英语词汇(D1)_专业词汇_英文阅读网 ... deep-space laser tracking system 外层空间激光跟踪系统 defacement 磨损，磨耗 ...

... dead-reckoning track 航位推算航迹 deep-space laser tracking system 深空激光跟踪系统 defective track [电]坏磁轨 ...