As a radio astronomical observation technology with very high space resolution, Very Long Baseline Interferometry(VLBI) has been widely used in the high accuracy deep space probe tracking activities.

• 甚长基线干涉测量(VLBI)是重要的射电天文技术，具有极高的空间分辨率，是国际上广泛采用的深空探测器高精度测量手段。