course error meaning in English

航线误差
航向误差
计划航向之差

Abstract : during the ship maneuvering , ship - turning angle could be set arbitrar ily and the course error ( e ) and change in error ( ec ) could be larger some time
文摘: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。
In designing ship course ' s fuzzy control system , a kind of self - tuning scaling factors based on system ' s course error ( e ) and change in error ( ec ) is present t o realize ship course ' s adaptive fuzzy control
本文在进行船舶操纵运动模糊控制系统设计中，为使系统工作平稳，研究了一种根据系统工作过程中的偏差和偏差变化率自动校正比例因子的算法，以实现船舶航向自适应控制。