Based on introducing overlapping base matrix, the general calculating formula for the coefficient vector of windowed all-phase equivalent FIR filter is proposed.

在引入重叠基矩阵的基础上，提出了加窗全相位等效f IR滤波器系数向量的计算通式。

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Setting main parameters of disc flying shears are presented in detail. including cut Angle, bite conditions, amount of scissors overlapping, friction coefficient and rolling speed etc.

详细介绍了圆盘式飞剪各主要参数的确定，包括交角、咬入条件、剪刃重叠量、摩擦系数、轧制速度等。

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