This paper describes the aberration and distortion of e-beam deflection magnetic field in which the parameters keep close to in the normal solution.
以电子束偏转磁场的像差和畸变为目标，对参量进行非劣解中找出贴近理想的最优解。
Aiming at the phenomenon of reduced system output voltage capability, phase deflection and wave aberration of tradition SVPWM dead problem.
传统SVPWM控制方式存在死区时间，使系统输出电压能力降低，出现相位偏差、波形畸变等现象。
Superior to the electrostatic deflection of the old plate, folded one is used in aberration.
结果表明，折板结构静电偏完成的图像像差明显优于原直板结构静电偏。
Superior to the electrostatic deflection of the old plate, folded one is used in aberration.
结果表明，折板结构静电偏完成的图像像差明显优于原直板结构静电偏。
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