Boresight error slope (BSES) is defined as the ratio of Angle shift to the tracing Angle of the antenna.

瞄准误差随扫描角的变化率称为瞄准误差斜率。

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The stability of a kind of missile guidance system is analyzed, and the effect of perturbation of radome boresight error slope a on the stability is investigated.

分析了某类导弹系统的稳定性，研究了天线罩瞄准线误差斜率A的摄动对寻的制导控制系统的影响。

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