number interval

例句：

1. 1.The number interval between two points is the distance between them.
   两个点之间的数列间隔是它们之间的距离。
2. 2. The data in this table represents the number interval of the population.
   表中的数据代表人口的数值间隔。
3. 3. The engineer calculated the number interval for the bridge's load capacity.
   工程师计算了桥梁承载能力的数值间隔。