首先根据目标视线角运动和跟踪精度指标进行初步设计。
Firstly, a basic design is finished according to the LOS angular motion and tracking accuracy specification.
在基于视线角速度约束的改进方案中，允许视线做有向旋转。
In the improving scheme based on LOS-rate restriction, the directional rotation of LOS is allowed.
方法将框架角信号和视线角速度信号进行综合，形成一种积分比例导引规律；
Methods By Combining signals of frame angle and the rate of line of sight, a kind of integral proportional navigation was obtained.
和树木不同的是，当你以平行梨晶长端的视线角度观察时，将看不到任何生长线。
Unlike a tree, if one looks parallel to the length of the boule, no lines will be seen.
与只有视线角信息的情况相比，只有视线角速度信息在目标可观性方面具有优势。
The condition with only LOS Angle rate is better than that with LOS Angle with regard to target observability.
研究了利用导引头天线测量的视线角速度在弹体的投影进行目标脱靶方向角识别的原理。
This method for the identification of target miss in azimuth makes use of the projection in missile body coordinate system of line-of-sight rate between the missile and target.
量测量包括目标对两个追踪航天器的视线角和追踪航天器之间的基线方位与长度，并以此建立了量测方程。
A measurement model is established, which includes the LOS angles of the target relative to the two spacecraft and both the azimuth and the length of the measurement baseline.
滤波器参数对视线角加速度估计的消噪噪声和制导精度提高作用明显，一般宜采用低阻尼比的二阶低通滤波器。
The estimator parameters selected properly was benefit to the reducing of the noise and error. In general, the damp ratio of the second-order low-pass output filter should be small.
根据飞航导弹对面攻击的需要，针对可以获取的信息，设计了视线角信息框架下的双平面导引规律，以实现指定入射角的攻击，并从理论上进行了分析。
To meet the cruise missiles air-to-surface attack requirement, specified impact angle guidance law is presented based on line of sight (LOS) information framework.
根据飞航导弹对面攻击的需要，针对可以获取的信息，设计了视线角信息框架下的双平面导引规律，以实现指定入射角的攻击，并从理论上进行了分析。
To meet the cruise missiles air-to-surface attack requirement, specified impact angle guidance law is presented based on line of sight (LOS) information framework.
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