class interval
短语词组
- class s interval 组距
- class of interval 类区间
- position of class -interval 组距位置
- value of class interval 组距数值
- Width of class interval 组宽度;组距
- Class interval limit 组限
- magnitude of class interval 组距大小;组区间大小
- Class interval boundary 组界
- adjacent class interval 相邻组距 返回 class interval