Satellite geodesy is capable of observing glacier height changes and most recent studies focus on the decadal scale due ......

At present, an investigation of the lunar ground at great depths is of paramount importance. This investigation can be c......

本文提出了一种基于TOA(到达时间)和方位角测量的算法,详细分析了该技术的定位原理和可行性。在某些接收机以被动方法对三维运动目......