renumber

1.Renumber Figure 2 and Figure 3 to Figure 7 and Figure 6 respectively.

把图2和图3依序重新编为图7和图6。

2.If you later add more equations to the paper before the referenced equation, all the equations will automatically renumber and the cross-references will update.

就算以后您在前面加入新的公，都会动编，引用编也会动修改。