As an application and test of GPS/gravity boundary value problem, a local geoid located in N area is determined by 600 GPS/gravity data and 48 GPS/leveling data.

• 摘要作为GPS/重力边值问题理论及方法的应用，在对GPS/重力方法确定（似）大地水准面的原理进行简要介绍与分析的基础上，利用收集到的N区的600个GPS/重力数据和48个高精度GPS水准数据，计算出该区域的（似）大地水准面。