"N" is the number of all possible different authorization levels, each one associated with a locally valid service identity.

“n”是所有可能的不同授权级别的数量，每一个都关联一个本地有效服务身份。

youdao

This time around, Russia, China and possibly France would be likely to thwart any American request for U.N. authorization to bring down Saddam.

CENTERFORSECURITYPOLICY: Center For Security Policy

The first is, we are acting very clearly under the authorization of a U.N.

WHITEHOUSE: Press Briefing

Washington insists U.N. resolutions in effect since the Gulf War provide all the authorization needed for an attack.

CNN: Source: Annan expected to make Baghdad trip