Network Mobility Working Group (IETF)流动性工作组(IETF网络) Network of Excellence on Micro-Optics (Belgium)网络在微光学(比利时) National Emergency Management Organization (Belize)国家应急管理机构(伯利兹城) Nonpoint Education for Municipal Officials市政官员Nonpoint教育 North East Map Organization北东图的组织 Network Mobility Protocol网络流动的协议 Naval EarthMap Observer海军EarthMap观察员 Non-Indigenous Estuarine and Marine OrganismsNon-Indigenous河口和海洋生物 Not Emanating from Main Office不是来自总公司 Naval Earth-Map Observer海军Earth-Map观察员 New Millennium Observatory (Oregon)新千年天文台(俄勒冈州) Naval Experimental Manned Observatory海军实验载人天文台 NF-Kappa-B Essential ModulatorNF-Kappa-B基本调制器 Neutrino Ettore Majorana Observatory微中子的Ettore Majorana天文台 Network of European Museum Organizations网络的欧洲博物馆的组织