For the inertial navigation system with model errors, there exists a large error in estimating a state using conventional Kalman filter, and it can even make the filter diverging.
对于有模型误差的惯导系统，采用常规卡尔曼滤波会导致较大的状态估计误差，甚至使滤波器发散。
In laser control and guide system, diverging Angle of laser beam is an important parameter.
激光末端制导武器系统中，激光照射指示器出射激光的束散角是一个重要的参数。
Imagery quality for compound optical system is discussed, it is give by determined compound optical system method of covering or diverging quality.
讨论了复合光具组的成象性质，给出了判定复合光具组会聚、发散性质的方法。
Imagery quality for compound optical system is discussed, it is give by determined compound optical system method of covering or diverging quality.
讨论了复合光具组的成象性质，给出了判定复合光具组会聚、发散性质的方法。
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