该滤波器的系数可通过调节它的阶次来改变，在合适的阶次范围内，该滤波器具有一定的平滑功能。
The coefficients of these filters can vary with its orders. The appropriate orders filters have the capability of smooth.
该滤波器的系数可通过调节它的阶次来改变，在合适的阶次范围内，该滤波器具有一定的平滑功能。
The coefficients of these filters can vary with its orders. The appropriate orders filters have the capability of smooth.
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