n-well diode n阱二极管nack (negative acknowledgement) 否定应答name server 名称服务器nano- (n) 毫微:纳nanobot毫微瓦，纳级泥塞nanocode纳代码nanoinstruction纳指令nanometer (nm) 毫微米nanophase materials 纳相材料nanosecond (ns) 毫微秒nanotechnology 纳(10-9 ) 技术narrow band 窄频带narrow-band amplifier 窄频放大器narrow-band axis 窄频轴narrow-band filter 窄频带滤波器national ISDN-1 国家综合业务数字网-1national center for supercomputing applications (NCSA) 国家超级计算应用中心, 国家计算中心national society of cable television engineers (nscte) 国家有线电视工程师协会nationwide paging network 全球寻呼网络natural air cooling 自然空气冷却natural frequency 自然频率natural glitch filter 自然干扰过滤器natural oscillation 自然振荡navigation 导引；导航navigation software 导引软体；导航软体near infrared 近红外线near video on demand (NVOD) 近似视频点播，仿视频点播near-body capacitance 近体电容near-end crosstalk 近端交越干扰near-letter quality 接近优质字符near-letter-quality printing 接近优质字符打印nearly instantaneous companded audio multiplexing(NICAM) 近瞬时压缩扩展音频多工技术；丽音广播系统negate 否定；非negation 否定；非negative acknowledge character 否认字符negative bias 负偏压negative charge 负电荷negative electrode 负电极negative feedback 负反馈negative gate drive 非门驱动negative ion 负离子negative logic 负逻辑negative potential 负电位negative pressure 负压力negative regulator 负[压]调节器negative resist 负电阻，负阻negative resistance 负电阻negative sequence 负序列negative supply generator 负供应产生器negative temperature coefficient (NTC) 负温度系数negative transient 负瞬态negative-edge （脉冲）负沿，（脉冲）下降沿negative-true 假-真(逻辑)nematic向列nematic, twisted (TN) 扭曲向列neodymium 钕neon 氖neper奈培nested 嵌套nesting 箝套net 网net force 净力net moment 净力矩net pattern 网模式net, parasitic 寄生网netcitizen网民; 网上公民netiquette 网上礼仪netizen从事网络的人netlist排线表列netlist comparator 排线表列比较器network 网络network access points (NAP) 网络接入点network access server 网络接入服务器network adapter 网络适配器network address translator (NAT) 网络地址转换器，网络地址翻译器network administrator 网络管理员network architecture 网络结构network attached resource computer (ARCnet) 附加资料电脑网络network computing system (NCS) 网络运算系统network control program (NCP) 网络控制程序network control protocol (NCP) 网络控制协议network element 网络部件network file system (NFS) 网络文件系统network function 网络函数network information center (NIC) 网络信息中心network interface card (NIC) 网络接口卡network interface unit (niu) 网络接口单元network layer 网络层network linear bus 网络线性总线network management 网络管理network management system 网络管理系统network management unit (NMU) 网络管理单元network master 网络主机network model 网络模型network news transfer protocol (nntp) 网络新闻传输协议network node interface (NNI) 网络节点接口network operating system (NOS) 网络操作系统network processing unit (NPU) 网络处理单元network server 网络伺服器network service provider (NSP) 网络服务提供者network station 网络站network subsystem (NSS) 网络子系统network terminal unit (NTU) 网络终端单元network termination (NT) 网络终端network termination - level 1 (NT1) 第一层次网络终端network termination - level 2 (NT2) 第二层次网络终端network time protocol (NTP) 网络时间协议network user identification (NUI) 网络用户标识network, backbone 中枢网络network, baseband 基频带网络network, branch 分支网络network, broadband 宽频带网络network, circuit switched data (CSDN) 电路交换数据网络network, digital 数字网络network, distributed 分布式网络network, distributed operating multi-access interactive(DOMAIN) 分布式作业多重存取交谈网络network, distributed system (DSN) 分布式系统网络network, enterprise 企业网络network, ethernet以太网络network, ideal 理想网络network, information system (ISN) 信息系统网络network, integrated digital (IDN) 综合数字网络network, integrated services digital (ISDN) 综合服务数字网络network, interface layer (NIL) 接口层网络network, international value-added (IVAN) 国际加值网络network, local area (LAN) 区域性网络network, local distributed data 区域性分布式数据网络network, local packet switched (LPN) 区域性分封交换网络network, metropolitan area (MAN) 域网络network, multiple backbone 多重中枢网络network, optical 光纤网络network, packet switched data (PSDN) 分封交换数据网络network, parasitic 寄生网络network, public data 公共数据网络network, public switched telephone (PSTN) 公共交换电话网络network, ring 环状网络network, speech 语音网络network, star 星形网络network, synchronous optical (SONET) 同步光纤网络network, token-ring 令牌环网络network, value-added (VAN) 加值网络network, wide area (WAN) 宽域性网络networked multimedia 网络多媒体networking node 网络节点neural network 神经网络neutral 中性neutral equilibrium 随遇平衡neutral ground 中性接地neutral particle 中性粒子neutral point 中和点neutralization 中和neutrino 中微子neutron 中子neutron activation 中子激发neutron, free 自由中子newsgroup 新闻组next-generation Internet 下一代互连网nibble 半字节nick 刻痕；沟；槽nickel (Ni) 镍nickel cadmium battery 镍镉电池nickel hydride 镍氢nickel metal hydride battery 镍金属氢电池nine‘s complement 十进制反码niobate酸盐nit 尼特nitride, plasma silicon 等离子氮化硅nitride, silicon 氮化硅nitrogen (N) 氮no load voltage 空载电压no-clean flux 免清洗焊剂no-clean soldering 免清洗焊接no-go 不通过no-load test 无负载测试no-op 无操作noble gas 惰性气体noble metal 贵金属nodal analysis 节点分析nodal verification 节点验证node 波节；节点node delay 节点延迟node equations 节点方程序node identifier 网点识别码node number 节点编号node, head 头节点node, hidden 隐藏节点node, inner 内节点node, logic 逻辑节点node, summing 总和节点noise 噪音；噪声noise figure 噪声系数noise immunity 无噪声干扰noise level 噪声水平noise margin 噪声容限noise power ration (NPR) 定额噪声功率noise reduction (NR) 噪声抑制noise, common-mode 共态噪声noise, impulse 脉冲噪声noise, resistor thermal 电阻热噪声noise, single side band 单侧频带噪声noise, sub-harmonic 次谐波噪声noise, white 白噪音noise, wide band 宽频带杂讯nomenclature 术语；命名nominal 标称nominal operating current 标称操作电流nominal value 面值nominal voltage 额定电压non linear trigger 非线性触发non-adjustable 不可调校non-cacheable 非缓冲存储器化non-conductive 非导电的non-conductor 非导体non-coplanar 非共面non-critical failure 非关键故障non-destructive testing 无破坏测试non-erasable storage 不可拭除储存non-glare 不反光non-interlaced 非交织的；非隔行的non-interlocking pipeline 非互锁式管线non-ionic contaminant 非离子污染物non-linear load 非线性负载non-linear optical interaction 非线性光学作用non-linear trigger 非线性触发non-linearity, differential (DNL) 微分非线性non-linearity, integral (INL) 积分非线性non-luminous body 非发光体non-multiplexed 非多工式non-orthogonal 非正角正交non-participant mode 非参与方式，非共享方式non-persistent CSMA 非持续型CSMAnon-recurring engineering cost (NRE) 非经常性工程成本non-repeating runout (NRR) 非重复性振摆non-return to zero (NRZ) 非归零non-volatile memory 非易失性存储器non-wetting 不润湿nonactivated未激活的，非活动的nonindialing PBX 非拨入PBXnonionic 非离子的,非电离的nonplanarmicrostrip antenna 非平面微带天线nonpolar 无极性的nonrepudiation 认可nonvolatile memory 非易失性存储器normal 法线normal mode 正常状态；正常模式normal reaction 正交力normal-mode noise 正常状态噪声normalize 正常化normalized packet delay 规范化分组延迟normally closed contact 常闭触点normally open contact 常开触点not connected 非连接notation 符号；记号notch 槽口notch filter 陷波滤波器notebook computer 笔记本电脑nozzle 喷管；喷嘴nozzle, ultrasonic atomizing 超音波雾化喷管nuclear fission 核裂变nuclear fusion 核聚变nuclear physics 核物理学nuclear radiation 核幅射nuclear reaction 核反应nuclear reaction dynamics 核反应动力学nuclear reactor 核反应器nucleon 核粒nucleus 核子nucleus, atomic 原子核nucleus, daughter 子核nucleus, parent 母核nucleus, product 生成核null 零null balance 衡消null characters 空字符null loop 零位环路null modem 无效调制解调器null point 零点number 号码；编号number portability 数字可移植性, 号码可移植性number, atomic 原子序数number, mass 质量数number, node 网点编号numeric pagers 数字传呼机numeric, code 代码数字numerical 数字的；数值的numerical aperture 数值孔径numerical application 数值应用numerical control (NC) 数控numerical estimator 数字估值器numerical map 数值变换numerically controlled oscillator (NCO) 数控振荡器。