discrete type的用法和样例：
例句
- Probability distributions are classified as either discrete or continuous.
概率分布为离散型和连续型两种。 - We have reviewed and compared discrete algorithms for the FWAs in both theoretical comparison and numerical comparisons.An alternative efficient algorithm is also proposed.
本文提出一个替代式演算法，除对现有的离散型模糊加权平均演算法比较外，也与线性规划方法进行效率比较。
