卫星导航单点定位、伪距差分、载波相位差分RTK定位、卫导测姿、PPP等功能。-GNSS point positioning， pseudorange/carrier phase differencinal positioning， attitude determination。

RTKLIB is an open source program package for standard and precise positioning with GNSS (global navigation satellite system). RTKLIB consists of a portable program library and several APs (application programs) utilizing the library. -RTKLIB is an op