Assessing the accuracy of guidance system, especially controlling of missile's attitude and station keeping maneuver and landing point forecasting all rely on the reliable trajectory measurement.
飞行器制导精度评估，特别是航天器的姿态与定点控制、落点预报等，都离不开高精度的外弹道测量数据。
To improve the analysis accuracy of soft landing impact response for lunar lander, a method based on nonlinear transient dynamic analysis was presented.
为提高分析月球着陆器软着陆有效载荷着陆冲击响应的准确性，提出一种基于瞬态动力学的着陆器有效载荷软着陆冲击响应分析方法。
The results of simulation prove that the guidance laws can make satisfactory control accuracy of the landing spot.
计算结果表明，确定的制导规律可以达到满意的落点控制效果。
The results of simulation prove that the guidance laws can make satisfactory control accuracy of the landing spot.
计算结果表明，确定的制导规律可以达到满意的落点控制效果。
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