您在布局更改时要完成的就是修改XSL文件，而不必重构程序。

What you need to do when the layout changes is to modify the XSL files without rebuilding the program.

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但是，由于页面布局和程序数据合并到程序代码中，所以如果布局发生更改，则可能需要重构程序。

However, since the page layout and program data are merged in the program code, if the layout changes the program may need to be rebuilt.

youdao

研究重构系统的新布局具有重要的理论与实际意义。

It is very important to study the new layout of Reconfigurable Manufacturing Systems (RMSs).

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