Then add import statements in the DTD file to bring in the mapping module and any ancestor modules.

然后在DTD文档中添加导入语句以引入映射模块和任何父模块。

youdao

Then add import statements in the DTD file to bring in the mapping module and any ancestor modules.

然后在DTD文档中添加导入语句以引入映射模块和任何父模块。

youdao