航向误差 meaning in English

course error
error of the course

The simulation of the terminal guidance procedure is carried out , and the results verified the conclusion that the interceptor can hit the target directly . at last , the effect of flight path angle error on interception performance is analyzed in detail
在此基础上进行了动能拦截器拦截过程仿真，验证了动能拦截器能够直接碰撞命中弹道导弹的结论，并详细分析了在不同相对距离的初始条件下，航向误差对拦截性能的影响。