As for the measurement of satellite baselines, only an order of decimeter precision can be obtained just by instruments.Fortunately, the error can be estimated and corrected by signal processing.

• 对于编队卫星基线的测量，仅仅利用测量仪器通常只能达到分米级的测量精度，可以利用信号处理的方法进一步估计并校正阵列误差。