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1、装订线装订线装订线装订线研究生课程期末考试试卷信息与通信工程专业英语学 年 度 第 学 期学院： 专业： 信息与通信工程 姓名： 学号： 题号一二三四五六总分得分签名 得分第一题、通信工程专业英语常用词组翻译。每题1.5分，共30分)1.将以下英文词组翻译为汉语。1 Integrated circuit 集成电路 2 Individual electrons 单个电子 3 Bandwidth 频带宽度 4 Conductor length 导体长度 5 Vector 向量 6 Interface 界面 7 Signal frequency 信号频率 8 Voltage 电压 9 Integra
2、l form 积分形式 10Tensor 张量 2.将以下汉语词组翻译为英语。1模拟器 simulator 2传导率 conductivity 3模式识别 pattern recognition 4种类 category 5数字技术 digital techniques 6语音识别 speech recognition 7磁共振 magnetic resonance 8虚拟现实 virtual reality 9放大器 amplifier 10信息技术 information technology得分第二题、英文和汉语词组正确搭配。每小组1分，共10分（a） Modulation sideba
3、nds 数据信道 f （b） Intermediate frequency 中频 b （c） Analog system 有监视学习 e （d） Feedback network 载波信道 j （e） Supervised learning 模拟系统 c （f） Data channel 反应网络 d （g） Adaptive learning 数字信号处理 h （h） Digital signal processing 调制边带 a （i） Negative feedback 自适应学习 g （j） Bearer channel 负反应 i 得分第三题、将下面几段文字翻译为汉语。每题4分，共
4、12分第三题、将下面几段文字翻译为汉语。每题5分，共15分1.Wi-Fi is the trademark for the popular wireless technology used in home networks, mobile phones, video games and other electronic devices that require some form of wireless networking capability.装订线装订线装订线装订线Wifi是流行无线技术标志，用在家庭网络、移动 、电子游戏等其他需要某种形式无线网络容量电子设备上。2.The natura
5、l sensors, like those found in living organisms, usually respond with signals, having an electro-chemical character, that is, their physical nature is based on ion transport, like in the nerve fibers. 天然传感器，像在活体生物中发现那些传感器，通常以具有电化学特性信号作为响应，也就是说，它们物理性质基于离子传输，像在神经纤维一样。3. Some of the resulting wavelet c
6、oefficients correspond to details in the data set. If the details are small, they might be omitted without substantially affecting the main feature of the data set.得到某些小波系数对应于数据集中细节量。如果这些细节量取值小，可以忽略不计，而不会对数据集中主要特征产生本质影响。得分第四题、简答题。每题15分，共45分第四题、简答题。每题15分，共45分第四题、将下面几段文字翻译为英语。每题4分，共8分1. 输入权重和阈值参加使得神经元
7、更加灵活与强大。神经元具有通过改变权值或者阈值来适应具体情况能力。The addition of input weights and thresholds makes neurons more flexible and powerful. Neurons have the ability to adapt to specific situations by changing weights or thresholds.2. 如果我们把光波看作一种电磁波，那么无线通信历史可以追溯到宇宙起源。自从远古人类开场通过在山顶之间呐喊方式来传递信息，人类便开场希望通过无线进展便捷有效交流。If we th
8、ink of light as an electromagnetic wave, the history of wireless communication can be traced back to the origin of the universe. Since ancient humans began to transmit information by shouting from top to top, they began to hope for convenient and effective communication through wireless.得分第四题、简答题。每题
9、15分，共45分第四题、简答题。每题15分，共45分第五题、将读下面2篇阅读，并为每道题选择唯一正确答案。每题2分，共20分Questions 1 to 5 are based on the following passage.Americas education system has become less a ladder of opportunity than a structure to transmit inequality from one generation to the next.Thats why school reform is so critical. This is
10、an issue of equality, opportunity and national conscience. Its not just about education, but about poverty and justice.Its true that the main reason inner-city schools do poorly isnt teachers unions, but poverty. Southern states without strong teachers ，unions have schools at least as awful as those
11、 in union states. Some Chicago teachers seem to think that they shouldnt be held accountable until poverty is solved. There are steps we can take that would make some difference, and Mayor Rahm Emanuel is trying some of themyet the union is resisting.Id be sympathetic if the union focused solely on
12、higher compensation. Teachers need to be much better paid to attract the best college graduates to the nations worst schools. But, instead, the Chicago union seems to be using its political capital primarily to protect weak performers.Theres solid evidence that there are huge differences in the effectiveness of teachers. The gold standard study by Harvard and Columbia University scholars found tha
