Change the extension element details to the following values as shown in figure 6.
将扩展元素的详细信息更改为以下值,如图6所示。
Adding an extension which might change would not have helped the downstream customers.
增加这样一个随时可变的扩展,不会为下游的客户带来任何好处。
Save this file with a name that will make sense for the recipient, and change the file extension from TXT to NDL.
用对接收者有意义的名称保存该文件,并将文件扩展名从txt改为NDL。
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