他们绘制地球区域磁场图，还提出了陀螺仪理论。
They plotted the earth's local magnetic field and worked out the theory of the gyroscope.
其结论对静电陀螺仪的设计与测试具有理论指导意义。
This conclusion plays an important theoretical guiding role in ESG designing and testing.
测试结果表明，该单片三轴硅微机械振动陀螺仪驱动模态的实际谐振频率与理论值之间的最大误差小于5%，满足设计要求。
The results indicated that the maximum error of the resonant frequencies be - tween the practical values and the theoretical ones was within 5%, meeting the design requirements.
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