Introduces the principle of strap down north finder and studies the question of improving the precision of north finder when under a random disturbance.
介绍捷联式寻北仪的工作原理，研究当车体受到随机干扰时如何提高寻北仪的寻北精度问题。
The data processing methods are applied to improve the accuracy of strap down north finder for vehicles when north finder is subject to some external disturbances.
本文采用数据处理方法来提高车载捷联式寻北仪在受到外界干扰时的寻北精度。
Improving the accuracy of vehicle's strap-down north finder is a hot topic and difficult problem.
提高车载环境下寻北仪的精度是目前的一个热点和难点问题。
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