Nitrogen Free Extract无氮浸出物 Network for Future Executives (Duke University)网络为未来的执行者(杜克大学) Net Funds Employed网上基金 No Failures Evident显然没有失败 Nitrogen-Free Extract (animal feed)称量提取物(饲料) Non Food Effect非食物的效果 Non Formal Education不正规的教育 Not Fully Equipped没有装备齐全 No Foreign Exchange没有外汇 No Final Examination (grading system)期末考试评分系统(没有) Nuclear Factor Erythroid核转录因子的血样 Near-Far Effect远近效应 Naval Facilities Engineering Command海军设施工程的命令 NCC Front EndNCC前端 Network Front-End网络前端