This paper presents a principle and method for building up the mathematical models of the quasi-geoid with high resolution and high accuracy by GPS leveling in Binjiang, Hangzhou.

• 摘要介绍了通过布设足够密度且分布均匀的GPS水准联测点，建立杭州滨江区高精度、高分辨率的似大地水准面数学模型的原理和方法。