If the error is significant with respect to the source or measure value, the contact potential can be measured and compensated for to preserve system accuracy.
如果这一误差相对于源信号或测量值非常大，则可测量接触电势，并对其进行补偿，以保证系统准确度。
The error caused by rotary tracking mirror device and cat eye reflector in the laser tracking measure system are discussed, and its effect to the measuring result is analyzed.
论述了在激光跟踪测量系统中由跟踪转镜机构和猫眼逆反射器产生的光学误差，并分析了它们对测量结果产生的影响。
Finally, this paper pointed out a specific measure to reduce calibrating error, and it also provides a theory basis for testing and network controlling of laser lining system.
最后指出了减小零点标定误差的具体措施，为激光拨道系统的电气控制和现场调试提供了理论依据。
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