自动化专业英语——Introductions-To-Sensors课件

1、Lesson 15 Introductions To Sensors New words and phrases :1. principle n.原则，原理2. property n.特性，性能，属性3. multimeter n.物万用表4. megohm n.兆欧姆5. match vt. 和相称6. amplifier n.放大器return*专业英语27. detector n.探测器，检验器8. excitation n. 刺激，激励9. Kelvin adj.物绝对温标的10.thermoelectric adj.热电的11.polarity n.两极，极性12.resistivi

2、ty n.抵抗力13.silicon n.化硅U14.robustness n. 强壮，强健15.cryogenic adj.低温的，致冷的*专业英语316.semiconductor n.电半导体17.strain vi.扭歪，弯曲18.gauge n.测量仪器，规，表，计19.amount n.总数，总额，数量20.serpentine adj. 弯弯曲曲的21.resin n.树脂，合成树脂22.monitor n.监听器，监视器23.geometric adj.几何(学)的24.piezoresistive adj.压阻的*专业英语425.capacitance n.电电容，电流容量2

3、6.meter n. 计量器，仪表C27.oscillator n.振荡器，振动器28.ramp n.斜面，斜坡29.generatorn.发电机，发生器C30.threshold n.开始，开端，极限31.stray vt.偏离32.impedance n.阻抗33.terminal n.末端，终点，极限C*专业英语534.coaxial adj.数同轴的35dissipative adj.分散的36.linear adj.数一次的，线性的37.diaphragmn.解横隔膜C38.quartz n.矿石英U39.schematic adj.概要的*专业英语6Notes(1) An RTD

4、consists of a coil of wire, or a thin-film, with four-wire electrical connections supported in a way that is a compromise between robustness and thermal time-constant. *专业英语7一个电阻式温度探测器包括一个线圈或薄碳膜，采用四线电子连接，并且是耐磨和恒温的一种折衷。句中that引导的宾语从句修饰动词support的宾语way。*专业英语8(2) A simple hand-held meter and some digital

5、 multimeters use a two-wire technique to measure capacitances in the range 100 pF to 1 F with an accuracy of about 1%.一个简单的手持仪表和几个数字万用表可通过使用两线技术测量范围从100pF到1F的电容，同时可达到1%的精度。介词短语in the range修饰动词measure的宾语capacitances。*专业英语9(3) Circuit in Fig.15.5 shows how the influence of the stray capacitance to gro

6、und associated with a piece of coaxial cable can be eliminated by reconnecting its shield to a low impedance node.图15.5说明了一段同轴电缆对地寄生电容的影响是如何通过将屏蔽线与一个低阻抗点连接而被消除的。省略which的定语从句(that)can be eliminated 修饰宾语 the influence。*专业英语10(4) The capacitance can be monitored by using it to control the frequency of

7、an oscillator or to vary the coupling of an AC signal.电容能够通过用它控制振荡器的频率或者改变交流信号的偶合而被控制。介词短语by using it 修饰动词monitor。*专业英语11Translating Skills 动词的翻译1.转换词类He objected that the project is not practical.他反对的理由是：这个项目不现实。(动词转换成名词，增加“是”充当句子的谓语) *专业英语122. 引伸词义The interference worked much instability in the system.干扰给系统造成了很大的不稳定性。(据上下文)*专业英语133. 转换成份The sun produces in three days more heat than all earth fuels could ever produce.太阳在三天内发出的热量比地球上所有燃料能发出的热量还要多。(同上，谓语转换成定语)*专业英语144. 转换结构To explore the moons surface, rocket were launched again and again.为了进行月面探测，人们一次又一次地发射火箭。(动宾转定-中结构)*专业英语155. 增加