摘要： 本文较详尽地分析了影响GPS-RTK施测精度的误差源，给出RTK预期的点位精度，并通过生产实例证实该精度指标的可靠，供同行参考。

Abstract: This paper analyzed the error source that effect the GPS-RTK survey accuracy, advanced the RTK point accuracy in anticipation, and it proved the reliability of the accuracy index by actual cases.