This paper puts forward a design method of pulley hob with parabolic tooth shape, which is used in the high torque drive.
提出了高扭矩抛物线齿同步带轮滚刀齿形的设计方法。
The ideal power characteristic for traction motor system is put forward from the vehicle driving point with constant torque drive below base speed and constant power drive above base speed.
从整车驱动角度分析提出了电动汽车电机驱动系统的理想动力特性：低于额定转速恒转矩，高于额定转速恒功率。
The ideal power characteristic for traction motor system is put forward from the vehicle driving point with constant torque drive below base speed and constant power drive above base speed.
从整车驱动角度分析提出了电动汽车电机驱动系统的理想动力特性：低于额定转速恒转矩，高于额定转速恒功率。
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