DW导入导出XML，在设计DW画板中可以建立XML模板，一个DW可以设置多个不同的XML模板，也就是可以为导出或导入设置不同的模板-DW import and export XML, DW drawing board in the design of XML templates can be created in a DW can set a number of different XML template, that is, export or import settings for diff