机电专业英语教案

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1、机电专业英语教案授课时间 2011年9月2011年12月 教案编写时间 2011年8月课程名称机电专业英语课程性质选修课总学时： 20学时讲课： 17 学时复习： 2 学时机动： 1 学时适用班级机电工程系二年级班级任课教师何西亚 胡晓宁 母佳玲教学目的与要求要求学生通过本课程的学习，能够熟悉并掌握机电方面的基本专业英文词汇，并提高在机电专业英文文献方面的阅读能力。教学重点与难点专业英语词汇的掌握及相关知识的英语表达。教 学 进 程第 次课1234567891011121314151617授课章节Unit 1 Charge and CurrentUnit 2 EMF and PDUnit 3

2、ResistanceUnit 4 CircuitsUnit 5 InductorsUnit 6 DiodesUnit 7 TransistorsUnit 8 Integrated CircuitUnit 9 DMM学 时222222222备 注章 节Unit 1 Charge and Current教学目的和教学要求要求学生掌握基本的专业英语词汇。通过本单元学习后，能阅读相关的英文文章。教学重 点难 点专业英语词汇的掌握及相关知识的英语表达。教学进程（含章节教学内容、学时分配、教学方法、 辅助手段）教学时间：教学班级：教学内容：I. 专业词汇charge 负荷，电荷 current 电流 fo

3、rmula 公式，规则 ampere 安培 coulomb 库伦 circuit 电路 electron电子 net 网络 cell 电池 connect 连接 wire电线 switch开关bulb 灯泡II. 专业术语positive(negative) charge 正（负）电荷positive(negative) terminal 正（负）端子electric current 电流III. 翻译1. The unit of charge is coulomb. 2. Current will flow only if a circuit is complete. 3. I is the

4、 symbol for current. 4. The formula I=, where I means current in amperes.IV. 对话A: Excuse me, Peter? B: Yes, Roger? A: Could you tell me the unit of current?B: Sure, the unit of current is ampere. 教学过程中采用板书，注重学生的自学能力。作业会读认知新的专业词汇和术语。备注章 节Unit 2 EMF and PD教学目的和教学要求要求学生掌握基本的专业英语词汇。通过本单元学习后，能阅读相关的英文文章。教

5、学重 点难 点专业英语词汇的掌握及相关知识的英语表达。教学进程（含章节教学内容、学时分配、教学方法、 辅助手段）教学时间：教学班级：教学内容：I. 专业词汇Power 电力，能力 supply 供给 provide 供应，供给 energy 能量amount 数量 force力量 volt 伏特 difference 差额，差分 component 成分，元件 convert 使转变，转换. II. 专业术语power supply 电源 electromotive force(EMF) 电动势 potential difference(PD) 电势差III. 翻译1. A power sup

6、ply such as a cell provides charges of energy to flow around in a circuit.2. The PD of a component is the value, measured in volts, between the terminals of a component in a circuit.IV. 对话A:Do you remember what EMF is?B: Its short for electromotive force.A: Pardon me? Would you explain it in detail?

7、B: Im sorry. I have no time right now. Look it up in the next, I believe you will find the answer.教学过程中采用板书，注重学生的自学能力。作业会读认知新的专业词汇和术语。备注章 节Unit 3 Resistance教学目的和教学要求要求学生掌握基本的专业英语词汇。通过本单元学习后，能阅读相关的英文文章。教学重 点难 点专业英语词汇的掌握及相关知识的英语表达。教学进程（含章节教学内容、学时分配、教学方法、 辅助手段）教学时间：教学班级：教学内容：I. 专业词汇resistance 阻力，电阻 imp

8、ede 阻力，阻碍 represent 描绘，代表 ohm欧姆 element 要素，元件 resistor 电阻器 thermistor 热敏电阻 diode 二极管 series 串联 parallel 并联 die 渴望，死亡 in unit of 以.为单位II. 专业术语heating element 发热元件 variable resistor 可变电阻 light-dependent resistor(LDR)光敏电阻 connect in series 串联 connect in parallel 并联III. 翻译1. Resistance impedes the flow

9、of current.2. Resistance is represented by the symbol R and is measured in unit of ohm.3. If the resistance are connected in series, the resistance Rt is given by: Rt= R1+R2+R3+. RnIV. 对话A: How about having a coffee break?B: Why not? Im dying for sleep.A: Do you remember everything about resistance?

10、B: Well, I dont think diodes are easy for meA: Dont worry. They are discussed in the other chapter.B: It sounds good. Here we go.教学过程中采用板书，注重学生的自学能力。作业会读认知新的专业词汇和术语。备注章 节Unit 4 Circuits教学目的和教学要求要求学生掌握基本的专业英语词汇。通过本单元学习后，能阅读相关的英文文章。教学重 点难 点专业英语词汇的掌握及相关知识的英语表达。教学进程（含章节教学内容、学时分配、教学方法、 辅助手段）教学时间：教学班级：教学内

11、容：I. 专业词汇combination 结合，联合 consist 由.组成 basic 基本的 source 来源 conductor 导体，导线 device 装置，设备 load 负载 regard 看待，当作 node节点 loop 回路，回线 point 点 path 路径，路线 voltage 电压II. 专业术语electric component 电气元件 energy source 电源 voltage source 电压源 current source 电流源III. 翻译1. A circuit is a combination of electric componen

12、ts.2.A functional electric circuit most often consist of four parts: an energy source, conductors, control devices or a switch and a load.3.A branch represents a single element such as a voltage source, a current source or a resistor.4.A node is the point of connection between two or more branches.5

13、.A loop is any closed path in a network.V. 对话A: Hello, Mr Bray. B: Dont be so formal. Just call me Charles.A: Good, Charles. I am just confused about the difference between a circuit and a network.B: Well, a network can be regarded as a combination of more than one circuit.A: Oh, I think I got it. T

14、hanks. B: Youre welcome.作业会读认知新的专业词汇和术语。备注章 节Unit 5 Inductors教学目的和教学要求要求学生掌握基本的专业英语词汇。通过本单元学习后，能阅读相关的英文文章。教学重 点难 点专业英语词汇的掌握及相关知识的英语表达。教学进程（含章节教学内容、学时分配、教学方法、 辅助手段）教学时间：教学班级：教学内容：I. 专业词汇inductor 电感， 感应器 resist 抵抗，反抗 capacitor 电容器 Henry 亨利coil 线圈 magnetic 有磁性的 iron 铁 offer 提供 differ from 与.不同 stand fo

15、r 代表II. 专业术语DC resistance 直流电阻 AC impedance 交流阻抗 magnetic core 磁芯III. 翻译1. Its well known that an inductor is a device to resist change in current flow.2. An inductor is simply a coil of wire with or without a magnetic core.3. Resistance offers an opposition to all current flow while inductance only

16、 offers an opposition to non-constant current flow.IV. 对话A: Tom, what does Henry express?B: Im not sure.A: Here are choices for you. Does it stand for the value of capacitor, resistance or inductance?B: I guess it expresses the value of capacitor.A: Im sorry you got the wrong answer again.B: Ah.A: N

17、o excuse.教学过程中采用板书，注重学生的自学能力。作业1、to remember new words and expressions. 2、to write new words on the exercise-books and translate sentences into Chinese.备注章 节Unit 6 Diodes教学目的和教学要求要求学生掌握基本的专业英语词汇。通过本单元学习后，能阅读相关的英文文章。教学重 点难 点专业英语词汇的掌握及相关知识的英语表达。教学进程（含章节教学内容、学时分配、教学方法、 辅助手段）教学时间：教学班级：教学内容：I. 专业词汇semico

18、nductor 半导体 junction 连接，交叉点 lead 导线 anode 阳极，正极 cathode 阴极 reverse相反的 furthermore 此外，而且 emit 散发 be made from 用.制成的 be good at 擅长于.II. 专业术语P-N junction P-N结 forward/reverse biased 正（反）向偏置 voltage regulator diode 稳压二极管 photo-diode 光电二极管 light-emitting diode 发光二极管III. 翻译1.A diode is a semiconductor tha

19、t allows current to flow in only one direction.2.Diode is made from a P-N junction with 2 leads, an anode and a cathode.IV. 对话A: Hi, What are you talking about?B: We are planning to get some diodes to have a test.A: Not bad. Please give me a call when you are ready.B: Forget it. We are not short of

20、hands.A: Im good at it, you will get trouble without me.B: There you go again.教学过程中采用板书，注重学生的自学能力。作业1、to remember new words and expressions. 2、to write new words on the exercise-books and translate sentences into Chinese.备注章 节Unit 7 Transistors教学目的和教学要求要求学生掌握基本的专业英语词汇。通过本单元学习后，能阅读相关的英文文章。教学重 点难 点专业英

21、语词汇的掌握及相关知识的英语表达。教学进程（含章节教学内容、学时分配、教学方法、 辅助手段）教学时间：教学班级：教学内容：I. 专业词汇transistor 晶体管 application 应用 triode 三极管 electrode 电极 emitter 发射极 apply 应用 achieve 达到，获得 gain 放大系数，增益II. 专业术语common-base/common-emitter gain 共基极（共发射极）放大系数power amplifier 功率放大器III. 翻译1. In application, triodes are usually called tran

22、sistors.2. Transistor are made from three layers of semiconductors, i.e. NPN or PNP.3. If a small current is applied to the base, a large current can be achieved at the emitter and the collector.IV. 对话A: You seem a little down lately. Can you tell me why?B: Im depressed because my favorite stereo do

23、esnt work, no sound comes out.A: Dont worry, maybe I can help you though Im not in that line.B: Great! Thats news to me. Can you tell me what the possibilities are?A: The most serious problem would be if the power amplifier has broken down.B: I hope not!教学过程中采用板书，注重学生的自学能力。作业1、to remember new words

24、and expressions. 2、to write new words on the exercise-books and translate sentences into Chinese.备注章 节Unit 8 Integrated Circuit教学目的和教学要求要求学生掌握基本的专业英语词汇。通过本单元学习后，能阅读相关的英文文章。教学重 点难 点专业英语词汇的掌握及相关知识的英语表达。教学进程（含章节教学内容、学时分配、教学方法、 辅助手段）教学时间：教学班级：教学内容：I. 专业词汇integrated 集成的，完整的 chip芯片classify 把.分类 logic 逻辑电路

25、 oxide 氧化物 dual 双重的 housing 外壳，罩 grid 格子 array 排列，编队 advantage 优点 II. 专业术语integrated circuit (IC)集成电路 transistor-transistor logic(TTL)晶体管-晶体管逻辑metal oxide semiconductor（MOS）金属氧化物半导体 dual in-line package(DIP) 双列式封装III. 翻译An integrated circuit combines transistors, diodes, resistors, and small capacit

26、ors on a single IC chip, usually silicon.IV. 对话A: You look terrible. How was your exam?B: Oh, my! Not good at all.A: Whats the matter?B: I failed to answer all the questions about integrated circuit. I didnt review!A: Are you kidding?B: Thats the case. Come on, its between you and me.教学过程中采用板书，注重学生的

27、自学能力。作业1、to remember new words and expressions. 2、to write new words on the exercise-books and translate sentences into Chinese.备注章 节Unit 9 DMM教学目的和教学要求要求学生掌握基本的专业英语词汇。通过本单元学习后，能阅读相关的英文文章。教学重 点难 点专业英语词汇的掌握及相关知识的英语表达。教学进程（含章节教学内容、学时分配、教学方法、 辅助手段）教学时间：教学班级：教学内容：I. 专业词汇multimeter 万用表 equipment 装备，设备 pr

28、ime 主要的 capability 能力，性能 polarity 极性 ease 容易 indicate 指出，显示 readout 读出器，读数 sake 缘故 in most cases 在大多数情况下II. 专业术语test equipment 测试设备 digital multimeter （DMM）数字万用表 III. 翻译1. The digital multimeter (DMM) is one of the test equipment most used by technicians today.2. For safetys sake, some DMMs even hav

29、e a ”holding the reading” feature.IV. 对话A: Hello, Peter speaking. May I speak to Mike?B: Speaking.A: Mike, could you lend me your digital multimeter ?B: Im sorry. I am fixing my radio right now so I need to use it.A: Thats OK. Thank you anyway.B: Look, why dont you ask Tom? I know he has one.A: Good idea! Ill ask him right away. See you later.教学过程中采用板书，注重学生的自学能力。作业1、to remember new words and expressions. 2、to write new words on the exercise-books and translate sentences into Chinese.备注机电专业英语文化教育系英语教研组2011年8月