物理专业名词

精选文库Unit 1Ideal operational amplifier （op amp）理想运算放大器 electronics 电子学 analog signal 模拟信号 digital signal 数字信号 voltage gain 电压增压 bandwidth 带宽 closed-loop gain 闭环增益 supply voltage 电源电压power dissipation 功率消耗 resistance 电阻impedance 阻抗 bias currents 偏置电流 frequency response 频率响应 phase shift 相移transient response 瞬态响应 distortion 失真 common-mode rejection 共模抑制 open-loop gain 开环增益 voltage 电压 direct current（DC）直流电alternating current（AC）交流电 current 电流 transducer 传感器 data sheet 技术规格表offset voltage drift 补偿电压漂移frequency 频率Unit 2integrated circuit（IC）集成电路 chemistry textbook 元素周期表 bipolar-junction transistor（BJT）双极结型晶体管 diode 二极管 field-effect transistor （FET）场效应管 transistor 晶体管light emitting diode（LED）发光二极管 flip-flop 触发器metal-oxide semiconductor（MOS）金属氧化物半导体 complementary-MOS 互补型base 基极 emitter 发射极 collector 集电极 gate 栅极 drain 漏极 source 源极 Unit 3EM (全写Electromagnetic) filed 电磁场net EM filed 净电磁场wireless communications 无线通信physical filed 物理场gravitation wan 万有引力the weak/strong interaction 弱/强相互作用electric filed 电场magnetic filed 磁场stationary/moving charges 静止/运动电荷Maxwells equations 麦克斯韦方程组Lorentz force law 洛伦兹力定律quantum mechanical 量子力学radio transmitter 无线电发射机metal atoms 金属原子radiation of low frequency 低频辐射ultraviolet catastrophe 紫外灾难a fixed frequency 固定频率Max Planck普朗克常量the photoelectric effect 光电效应a quantum electrodynamics 量子电动力学the grayitational filed of the sun 太阳重力场Unit 4electronic transmitter 电子发射机public telephone networks 公共电话网gross world product 世界总产值mobile phone 移动手机radio broadcast 无线电广播free space 自由空间point-to-point communication 点对点通信analogue/digital signals 模拟/数字信号streams of information 信息流time-division multiplexing 时分多路技术（TDM）phase-shift keying 相移键控frequency-shift keying 频移键控amplitude-shift keying 振幅键控amplitude modulation 幅度调制frequency modulation 频率调制Unit 5 Multiple Access Techniques 多址接入技术frequency spectrum 频谱fixed bandwidth 固定带宽FDMA(Frequency Division Multiple Access) 频分多址TDMA(Time Division Multiple Access)时分多址CDMA(Code Division Multiple Access)码分多址radio spectrum 无线电频谱wireless network 无线网络base station 基站analog transmissions 模拟通信available bandwidth 可用带宽analog signals 模拟信号multipath effects 多径效应inter-symbol interference 码间串扰Global System for Mobile Communications全球移动通信系统spread spectrum technique 扩频技术pseudo random noise code(PN码) 伪随机噪声信号correlate 卷积accurate ranging 精准测距multipath tolerance 多径适应性LSI(Large Scale Integrated circuit) 大规模集成电路VLSI(Very Large Scale Integration）超大规模集成电路process gain 处理增益signal to noise 信噪比bit rate 比特率background noise 背景噪声wide spread interference 宽(扩)频干扰chip 码片synchronization 同步forward link encoding 前向连(链)接编码matrix 矩阵reverse link encoding 反向链接编码time slot 时隙unit6mobile communications 移动通信cellular phones 蜂窝电话cellular system 蜂窝系统cordless phones 无绳电话Radio Frequency(RF) 射频transceiver 收发器terminal 终端the wireless infrastructure 无线基础设施forward channel 前向信道downlink 下行链路reverse channel 逆向信道uplink 上行链路FM(frequency modulation) 调频carrier frequency 载波频率frequency reuse 频率复用MTSO(mobile telephone switching office)移动电话交换机构co-channel interference 共信道干扰handoff 切换roams 漫游path loss and multipath fading路径损耗和多径衰弱phase shifts 相移amplitudes 幅值space diversity 空间分集antenna diversity 天线分集non-faded signal 无衰弱信号frequency diversity 频率分集time diversity 时间分集delay spread 延迟扩展attenuation 衰减absorption coefficient 吸收系数RMS(Root-Mean-Square) 均方根microsecond 微秒kilohertz 千赫digital modulating waveform 数字调制波形interleaving 交织signal processing techniques 信号处理技术bit stream 比特流Unit7Satellite Communications 卫星通信 Communications Satellite 通信卫星Commercial satellite 商业卫星 artificial satellite 人造卫星television broadcasting 电视广播 radio broadcasting 无线电广播wide-area network communications 广域网络通信 point-to-point 点对点wireless local area network 无线局域网络 Earth orbit 地球轨道amateur radio communications 业余无线通信 weather forecasting 天气预报Global Positioning System (GPS) 全球定位系统 hand-held terminals 手持终端fixed-point telephone 固定电话 distance learning 远程教学hand held telephone (cellular phone) 手持电话 cable channel 有线电视频道Direct Broadcast Satellite(DBS) 直播卫星 central control unit 中央控制单元Fixed Service Satellite （FSS）固定服务的卫星 radio frequency 无线射频linear polarization 线性极化 Tele Vision Receive Only (TVRO)仅电视接收DTH HBO 家庭影院NASA 国家航空航天局 low Earth orbit 低地轨道space-borne repeaters 太空中继器 satellite broadband 卫星宽带data-forwarding services 数据转发业务dialup connection 拨号上网 wireline broadband 有线宽带网络附录二conver optimization 凸优化 mathematical optimization 数学优化least-squares 最小二乘法 linear programming 线性规划nonlinear-programming 非线性规划 interior-point method 内点法semidefinite program 半正定规划 second-order cone program 二阶锥规划automatic control system 自动控制系统 signal processing 信号处理electronic circuit design 电子技术课程设计 combinatorial optimization组合优化global optimization整体最佳化 real-time 实时computer-aided 计算机辅助 real-time reactive 实时无功associated dual双相关联 singular value 奇异值self-concordance 自稳定 data mining 数据挖掘elementary topology 离散拓谱 complexity analysis 复杂度分析theoretically oriented）或理论化附录一Wireless device 无线设备 cellular phone 蜂窝电话Personal digital assistant （PDA）个人数码助手Energy-efficient 高能效的 portable device 便携式设备Real-time multimedia communication 实时多媒体通信 Medical application 医学应用Wireless Microsensor network 无线微传感器网络 home networking 家庭组网Bandwidth 带宽 restriction 限制；约束innovative 革新的，创新的Protocol 协议 tether 紧的 inherent 固有的；内在的； time-varying 时变High Performance 高性能 worst-case 最坏情况 latency 时延Lossy compression 有损压缩 trade-off 折中方案 Architecture is deployed 布置架构 cross-layer 跨层Optimization 优化 demonstrate 证实 protocol framework 协议框架Physical quantity 物理量 radio frequency(RF) 射频image sensor 图像传感器 extract data 提取数据 macrosensor 巨传感器Geophone sensor 地震检波传感器 helicopter 直升机 bulldozer 推土机Fault-tolerant 容错性 redundancy 冗余性 infrastructure 基础设施Machine failure diagnosis 机器故障诊断 chemical/biological detection 生化检测Medical monitoring 医学监控