During the ship maneuvering, ship-turning Angle could be set arbitrarily and the courseERROR (e) and CHANGE in ERROR (ec) could be larger some time.
船舶操纵运动控制过程中，由于转向角度可任意设置，系统的航向偏差和偏差变化率有时可能会很大。
2
The ultimate impact of this problem was the requirement that a developer verbally translate the details, which is of courseerror-prone and time-consuming.
该问题的最终影响是，开发人员需要口头翻译细节，这当然是易错且耗时的。
3
In order to satisfy the need of testing the attitude and course of INS of measurement ship, the paper proposes a new method of using the Kalmen Filter to work out the attitude and courseerror.