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1、 （1/x）6+1one degree above zero0zero degrees centigrade-1one degree below zero20.无线电波 a radio soave5 4/3(分数) five and four thirds90ninety degreeachieve实现，得到，赢得assume假设，嘉定，想当然的以为band频带CD播放器 compact disc playerCD播放器 compact disk playerCD播放器读出系统的输出 the output from the readout system of CD playerDegradat
2、ion associated with analog storage and manipulationemit发射（电子），发生（声音）negative消极的，负面的，否定的，负的repel排斥，拒绝，击退wide广泛的按下几个按键B白高斯噪声white Gaussian noise半导体semi-conductor半导体元件semi- conductor component本科生课程 undergraduate course不同的事物 different thingsC畅销产品 mass-market product程序线program bus抽取重要信息 Extracting import
3、ant information抽样定理sampling theorem串行数字数据流从历史角度来讲 historicallyD带宽为100MHZ的信号 a signal with a bandwidth of 100MHZ带宽为100MHz的信号signal a bandwidth of 100MHz等效电路equivalent circuit低失真low distortion低噪声 low noise典型场景下 in a typical scenario电力线 Power Line电路设计 circuit design电脑存储 computer storage电脑内存 computer me
4、mory unit电气工程electrical engineering电容的漏电流the leakage current of a capacitor电容的漏电流the leakage current of a capacitor电信行业 telecommunications industry电信号electrical signal电子产品的销售值the sales of electronic products电子电路electronic circuit电子放大器electronic amplifier电子放大器electronic amplifier电子语音邮件 electronic voi
5、ce mail电子噪声electrical noise电子制造商 electronic manufactures电子制造商 electronics manufacture独立学科separate subject对图像处理中的应用做的总结 对图像做大量填充和滤波处理E二进制数字流a stream of binary numbers二进制数字流a stream of binary number二维域 two-dimensional domain二维域 a two dimensions domainF发送功率transmitted power发送和接收移动的物体图像transmission and
6、reception of moving objects imagine仿真与建模 stimulation and modeling分立三极管电路individual transistors浮点运算 floating point operation浮点运算floating point operation幅度调制(AM) amplitude modulation幅度调制(AM) amplitude modulation傅里叶变换 the Fast Fourier Transform(FFT)G感兴趣的操定领域 particular area of interest高保真音乐再现 high fide
7、lity music reproduction更通用的说 more generally更一般的说 more generally顾名思义 as the term suggests顾名思义as the term suggests观念对进一步研究产生影响 effect on further research of concepts广泛的领域a broad range of fields过程检测与控制 process monitoring & controlH盒式 cassette换句话 in other word回拨检测Echo detection回波干扰 echo talker混录rerecord
8、ingJ集成电路integrated circuit集成电路integrated circuit几个毫秒的积分时间an integration time of a few milliseconds计算机仿真结果computer simulation results计算机学科the subject of computer交换网络 switching networks交流alternating current交流电路 alternating current circuit交流电源 mains supply角度调制 angel modulation角度调制angel modulation角度调制an
9、gel modulation接收功率received power解压算法 decompression algorithms解压缩算法 Decompression algorithm仅举几例 to name just a few矩阵卷积 matrix convolution距离倒数的4次幂the fourth power of the inverse of the distanceK科研机构 scientific research institution可编程设计 programmable design客观尺度 objective criterion空间距离参数的测量 a measure of
10、a parameter over space空域 the spatial domain快速傅里叶变换 fast Fourier transformL连续波(CW) continuous wave连续波调制continuous wave modulation量化过程the process of quantization录音棚recording studioM脉冲编码调制 pulse coding modulation脉冲调制pulse modulation脉冲调制pulse modulation脉冲调制pulse modulation脉冲振幅调制 pulse amplitude modulati
11、on脉幅调制 pulse amplitude modulation脉宽调制 pulse-width modulation密集计算 intensive computing 模拟电压analog electrical voltage模拟电压信号 analog electrical voltage signal模拟电子 Analog Electronics模拟电子技术 analog electronic模拟开关 mechanical switch模拟调制analog modulation模拟调制analog modulation模数转换的电子电路electronic circuit called a
12、n analog to-digital converter模数转换器analog-to-digital converterN难以置信 unbelievable内存宽带 memory bandwidthP片上系统 system-on-chip片上系统 system-on-chip 频带平移 frequency band shifting频分复用frequency division频谱frequency spectrum频谱分析 spectral analysis频谱分析 spectral analysisQ起源origins前向传递函数 forward-path trans for functi
13、onR人类主观评价 a subjective human evaluationS三级编码系统 a system using a three-level code三元色 the three primary上/下限an upper/lower limit声音模拟 vocal tract simulation feature extraction followed by feature matching石油勘探 oil prospecting时域 the time domain时域参数的测量 a measure of a parameter over time实际上in practice实例 pra
14、ctical example实时操作 real-time operation实时信号 real-time signal实时性能 real-time performance实时性能 real-time performance实时应用 real time application矢量表示 vector representation使电流的方向与产生电流的磁场力的方向相反 cause a current to flow in opposition to the force producing it 使形成 shape视频电话会议 video conference calling视频放大器video a
15、mplifier视频放大器video amplifier视听房 Listening rooms数据线data bus数据压缩算法 data compression algorithm数据压缩算法 data compression algorithms数模转换器digital-to-analog converter数字彩色图像 digital colored image数字电子 Digital Electronics数字化地处理信号 processing of signals by digital means数字滤波器 digital filter数字滤波设计digital filter des
16、ign数字调制 digital modulation数字调制digital modulation数字图像处理 digital image processing数字信号处理 digital signal processing数字信号处理 Digital Signal Processing 数字信号处理器 digital signal processor双边带调制 double-sideband modulation四功能计算器 a cheap four-function calculation随机过程random process随机过程random process所谓的哈佛结构so called
17、 Harvard architectureT特征匹配 feature matching提高信号质量 Improve the quality of information调幅 amplitude modulation调频frequency modulation(FM)调频frequency modulation(FM)调相phase modulation(PM)调相phase modulation(PM)调制电压modulated voltage调制电压modulation voltage通过数字方式 by digital means通用微处理器 general-purpose micropro
18、cessor通用原则 general concept同样放大所有频率amplifier all frequencies equally图像信号处理image signal processing图形操作系统 graphical operating system W微处理器micro-processor无损检测nondestructive testing无线电波radio waves无线电波radio wavesX现有方法 the existing method线性差分方程 linear difference equation 线性放大线器 linear amplifier相同的质量标准 the
19、same quality standard小延时回波 echoes with small time delays谐振频率 resonate frequency新建专业newly-established faculty信道容量 channel capacity信道容量channel capacity信号的频谱 frequency spectrum of a signal信号复用 signal multiplexing 信号添加截取 signal addition and subtraction信号音 signal tone信息流 a stream of information信息流 a stre
20、am of information 信噪比为 2dB signal-to-noise rate of 2DbY压磁带缩光盘研究生课程 graduate course颜色表示 color interpretation颜色表示这一基本方法 a very approach of color interpretation颜色信号的时域数据颜色在三原色中的分解color decomposition on three primary colors遥感技术remote sensing遥感卫星 remote sensing satellite一些 a number of医学成像medical imaging医
21、学图像medical imaging移动电话 mobile telephone移动电话 mobile telephone已经证明 It has been proved that以八进制形式 以二进制形式in binary form以每秒1000次的采样速率以十六进制形式阴极发射的一小部分电子 a fraction of the electrons emitted by the cathode音频反馈 Audio feedback音频放大器audio amplifier音频放大器audio amplifier音频信号 Audio signal音响师sound engineer音质 tone qu
22、ality硬盘驱动 hard drive用途广泛a wide variety of purposes由A和B项目组研发的软件 software developed by the A and B projects有自己的算法 with its own algorithms与模拟存储和处理有关的衰减语音生成 speech generation语音识别 speech recognition 语音邮件 voice mail原始图像信号运算放大器 operational amplifier运算放大器operational amplifierZ载流子charge carrier在每个采样时刻at each
23、 sampling instant整个领域 the field as a whole整篇文章throughout this text正弦波脉宽调制the sin pulse width modulation正弦波调制信号a sin wave modulation signal正弦幅度调制 a sin amplitude modulation直流direct current直流耦合DC-coupled指令代码 instruction code指令请求instruction search指令执行instruction execution至少为信号带宽的2倍 at least twice the bandwidth of signal重要尺度洲际通信 intercontinental communication洲际通信 intercontinental communication 专业英语转换输出信号the output signal from a transducer自交流电源的电子干扰 electrical interference from the mains supply