加速度计频率特性误差是最主要的误差来源。
The step friction torque is the main source for the stabilization error.
通过理论和试验方法对测试系统的特性误差进行了分析。
The system characteristic errors are analyzed by theoretic and experimental methods.
数字补偿器对加速度计频率特性误差做出修正后，测量精度得到明显提高。
The precision can be improved by applying an appropriate digital compensator to the accelerometers.
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