二维测量系统的测量误差主要由两个导轨的五个自由度误差和测头误差组成。
The measuring errors of 2-d measuring system mainly result from the five degree errors of two ways and the errors of the probe.
对线加速度计辅助惯性姿态角测量的误差分析表明，测量误差由加速度计噪声、二次积分离散化、信标噪声和加速度计频率特性误差组成。
The error analysis shows that the measurement error is caused by the noise of the accelerometer, discrete double integration, noise of beacon and frequency characteristic error.
GPS RTK定位技术，因其直观快捷、实时性强、点位误差不累积等优点在测绘生产中得到了普遍的使用，其误差由GPS的定位误差与坐标转换误差组成。
The GPS RTK positioning technology has been widely used in the measuring engineering. The errors of the data mainly are composed of measuring error and coordinate conversion error.
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