National Internet Registry国家级互联网注册管理机构 Near Infrared近红外(的) Navajo Indian Reservation纳瓦霍语印第安居留地 Nosocomial infection rate医院感染率 New Inspection Regime (port state control)新检验制度(端口状态控制) National Inventory Report国家库存报告 Near-Infrared Reflectance近红外光谱 Network Information Retrieval网络信息检索 Non-Ionizing Radiation非电离辐射 National Identity Register (UK)国家身份登记(英国) Net Interest Revenue净利息收益 Northern Ireland Railways北爱尔兰的铁路 National Institute of Development Research and Documentation (Botswana)国家发展研究和文件(博) Net Irrigation Requirement净灌溉条件 Non-Immediate Allergic-Type ReactionsNon-Immediate Allergic-Type反应