通过对几种反射率测量方法的比较，针对激光陀螺对高反镜测量精度的要求，本文采用CRDS法来测量反射率。
By contrast with several methods of measuring reflectivity, the CRDS is proved to be the most ideal method for measuring ultrahigh reflectivity.
改进的滤波估计法引入偏差去耦技术在零速校正期间估计出陀螺漂移，并利用速度信息快速估计出方位误差角。
In the improved filter estimation method, the decoupled state and bias estimation technology is introduced to estimate gyro constant bias during ZUPT.
应用球面三角法和方向余弦矩阵法分别推导出双轴陀螺平台的支架误差公式，发现由这两种方法推导出来的公式计算结果是一致的。
Methods of spherical trigonometry and direction cosine matrix were applied respectively to derive the bracket error, and the two methods had the same error formula and the same calculation results.
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