到20世纪90年代中期，人们看到了干涉型光纤陀螺仪的高精度发展潜力，开始了精密级光纤陀螺仪及其系统技术的研究工作。
Until 90s of 20 century, people found the high precision potentials of IFOG and started the research and development of precision-grade FOG and its system technology.
为了减少干涉型光纤陀螺(IFOG)的误差并提高其精度，需要首先对陀螺仪进行性能评估，了解内部影响其性能的各种误差源。
In order to reduce errors in interferometric fiber optic gyroscopes (IFOG) to improve its performance, evaluation should be the first step, which can find out some error sources.
为了减少干涉型光纤陀螺(IFOG)的误差并提高其精度，需要首先对陀螺仪进行性能评估，了解内部影响其性能的各种误差源。
In order to reduce errors in interferometric fiber optic gyroscopes (IFOG) to improve its performance, evaluation should be the first step, which can find out some error sources.
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