您要查找的是不是：
- 粗糙Vague集rough vague sets
- 广义粗糙Vague集generalized rough vague set
- 粗糙Vague值rough vague valued
- Vague集（值）Vague sets
- 区间值Vague集interval-value Vague set
- 粗糙crude
- 三角形Vague集triangle Vague sets
- 粗糙的rough
- Vague集Vague sets
- 粗糙度roughness concentration
- α-伴随Vague集α-accompanied vague set
- 表面粗糙度roughness of surface
- 并集union of set
- 群集throng
- 产业集群industry cluster
- Vague集的模糊熵Entropy of Vague sets
- 杂集miscellany
- 字集character set
- 集日market day
- 补集complement
