digital filtration的用法和樣例：
例句
- A method using adaptive digital filtering for improving weighting precision was presented.
提出了一種用自適應數字濾波來提高稱重精度的方法。 - The mathematical models for best fitting, order judging and digital filtering for the curved surface topographies are developed.
提出了曲面表面形貌最佳似合，階次判別及數字濾波的數學模型。
