XML 1.1 also adds to the list of line-end characters, adding NEL, a character used for EOL in IBM mainframe systems.

XML 1.1还增加了行结束字符列表，新增加的NEL用于在IBM大型机系统中表示行结束(EOL)。

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XML 1.1 also adds to the list of line-end characters, adding NEL, a character used for end of line (EOL) in IBM mainframe systems.

XML 1.1还增加了行结束字符列表，新增加的NEL用于在IBM大型机系统中表示行结束(EOL)。

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