利用GPS测量技术进行测量并对控制网进行平差；最小二乘；-The use of GPS surveying techniques to measure and control the network for adjustment least squares

采用最小二乘原理，进行了伪距单点定位计算；包含广播星历计算计算卫星坐标，地固系与WGS84坐标系间转换，最小二乘平差计算，定位几何因子GDOP等-Using least square method, we carried out pseudorange single point positioning calculation contains satellite ephemeris calculation calculate coordinates secured between the sy