GPS-RTK测量技术在水文测量中的应用

Application of GPS-RTK measuring technique in hydrographic measurement

GPS-RTK测量技术是GPS全球定位技术与RTK实时动态测量技术相结合的、以载波相位观测为根据的实时差分定位技术。它的应用与推广极大地提高了水文测量的测点精度和效率。文章详细地阐述了GPS-RTK测量技术的结构、原理、测量流程及其在水文测量中的比较优势。

The GPS-RTK measuring technique is a real-time differential positioning technique based on carrier phase observation with the combination of global position system（GPS） and real time kinematic （RTK）. The application and popularization of it have greatly improved the accuracy and efficiency of measuring points of hydrological measurement. This paper focuses on the structure, principle and measuring process of GPS-RTK measuring technique and its comparative advantages in hydrographic measurement.