Norske Fotterapeuters ForbundNorske Fotterapeuters Forbund Non-Fixable FailureNon-Fixable失败 Naval Families Federation海军家庭联合会 Notes Flat File Format笔记平面文件格式 No Fault Found没有发现错误, 未发现故障 National Forest Foundation国家森林的基础 National Football Foundation国家足球的基础 Nantucket Film Festival (Nantucket, MA)南南影展(MA) National Fingerprint File (a component of the Interstate Identification Index)国家指纹文件(组件的州际鉴定指标) National Filling Factory (UK)国家灌装厂(英国) National Farmers Federation (Australia)全国农民协会(澳大利亚) Neutral File Format中性的文件格式 Numbered Fleet Flagship数的旗舰开炮。舰队 Norges Fotografforbund (Norwegian Association of Professional Photographers)挪威Fotografforbund专业摄影师协会(挪威) National Flag Foundation (Pittsburgh, Pennsylvania)国旗基金会(宾夕法尼亚州匹兹堡)