半导体激光放大器

日常生活英语-A Computer Problem(3)

A: Something's wrong with my computer. B: What's the problem? A: My computer won't turn on. B: Did you see if all the connections are right? A: I'm not sure I understand what you mean. B: The connections between your CPU and your outlet. A: Is that w

发表于:2018-11-30 / 阅读(279) / 评论(0)

英语情景对话-日常生活

VOA常速英语2008年-US Government Reviews Laser Eye Surgery

By Carol Pearson Washington 30 April 2008 Ten years ago, the U.S. Food and Drug Administration approved LASIK, eye surgery with a laser that enables people to see without glasses. But about five percent of LASIK procedures fail, and those patients ca

发表于:2018-12-08 / 阅读(164) / 评论(0)

VOA常速英语2008年（四月）

VOA慢速英语2013 EXPLORATIONS - The History of the Laser

EXPLORATIONS - The History of the Laser Welcome to EXPLORATIONS in VOA Special English. Im Mario Ritter. This week, we tell about one of the most recognizable objects in science fiction the laser. It is one of the best examples of how technology can

发表于:2018-12-16 / 阅读(154) / 评论(0)

2013年VOA慢速英语(二)月

VOA常速英语2014--New Laser Device Helps Parkinson's Patients Walk 新激光设备帮助帕金森患者重获行走能力

New Laser Device Helps Parkinson's Patients Walk 新激光设备帮助帕金森患者重获行走能力 Parkinsons disease slowly destroys the brains ability to control the muscles, depriving the patients of their mobility. Researchers at the Mayo Cl

发表于:2018-12-16 / 阅读(141) / 评论(0)

VOA标准英语2014年(二月)

【听听测测】Model Test 37

2 What are the two speakers doing? [A] Walking down a hill [B] Climbing stairs [C] Discussing a trip

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听听测测

【听听测测】Model Test 44

3 Where are the two speakers? [A] In a restaurant [B] On a farm [C] At the man's home

发表于:2018-12-30 / 阅读(180) / 评论(0)

听听测测

Watch the US Navy’s New Laser Weapon in Action

The United States Navy has demonstrated a new laser weapon operating in the Persian Gulf. The Laser Weapons System, or LaWS, is deployed on the USS Ponce transport ship. A live test firing of the weapon was recently carried out for Cable News Network

发表于:2019-01-02 / 阅读(164) / 评论(0)

2017年VOA慢速英语(七)月

机械类词汇大全-7

253 、牙板扳手；丝模扳手 dieholder(stock) 254 、牙板螺帽 dienuts 255 、牛皮胶；动物胶 animalglue 256 、牛油纸 tracingpaper 257 、牛顿运动定律 Newton'slawsofmotio

发表于:2019-01-03 / 阅读(180) / 评论(0)

英文名句短语

2005年NPR美国国家公共电台九月-Laser Work Earns Trio Nobel Prize for Phy

This is All Things Considered. I'm Michelle Norris. Phone calls from Sweden woke up two American scientists this morning, John Hall and Roy Glauber. They will share the Nobel Prize for Physics with a German Researcher Theodor Haensch. All three worke

发表于:2019-01-08 / 阅读(236) / 评论(0)

2005年NPR美国国家公共电台

电信术语(10)

序号中文英文术语解释缩写来源 181 运行，管理和维护 Operation,Administration and Maintenance OAM YD/T 1273-2003 182 光功率放大器 Optical Boosting Amplifier OBA YD/T 12

发表于:2019-01-08 / 阅读(220) / 评论(0)

电信英语

VOA标准英语2013--The History of the Laser

The History of the Laser Welcome to EXPLORATIONS in VOA Special English. Im Mario Ritter. This week, we tell about one of the most recognizable objects in science fiction the laser. It is one of the best examples of how technology can go from the sci

发表于:2019-01-12 / 阅读(218) / 评论(0)

2013年VOA慢速英语(五)月

VOA慢速英语2012--The Laser: Futuristic Science Found at Your Local Store

EXPLORATIONS - The Laser: Futuristic Science Found at Your Local Store MARIO RITTER: Welcome to EXPLORATIONS in VOA Special English.Im Mario Ritter. This week, we tell about one of the most recognizable objects in science fiction the laser. It is one

发表于:2019-01-12 / 阅读(186) / 评论(0)

2012年VOA慢速英语(一)月

VOA常速英语2007年-Scientist in Texas Runs NASA's Lunar Laser Prog

By Paul Sisco Washington 14 November 2007 At the McDonald Observatory in western Texas, a unique space program has been quietly underway for more than 30 years. It is called the Lunar Laser Ranging Program. VOA's Paul Sisco has more. Research scienti

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VOA常速英语2007年（十一月）

高考阅读高频难词-8

351. odd a. 奇特的,古怪的；奇数的 352. omit vt. 省略 353. opponent n. 敌手,对手 354. opportunity n. 机会,时机 355. orchestra n. 管弦乐队 356. semester n. 学期；半年 357. se

发表于:2019-02-03 / 阅读(333) / 评论(0)

英文语法词汇

音乐咖啡厅:Janet Jackson话题女王时隔七年 08新碟登榜折桂

Janet Jackson的新专辑登上了美国流行专辑榜榜首位置，这是她7年的第一个冠军,但唱片的销量却折射出音乐界总体的滑坡。《Discipline》是杰克逊音乐生涯中第6张冠军专辑，截止到3月2日，共售出18.1075万张。而她此前的两张专辑虽然只取得亚军，但销量相当可观。 Artist

发表于:2019-02-03 / 阅读(215) / 评论(0)

音乐咖啡厅

正在下滑的十大就业领域

What to Do If Your Industry Is on the Way Out 如果你所在的行业过时了怎么办People in almost every profession may feel like jobs are scarce right now. For many industries， this is a temporary situation. But jobs in some fields are expec

发表于:2019-02-05 / 阅读(169) / 评论(0)

阅读空间

微电子辞典-5

Early effect 厄利效应 Early failure 早期失效 Effective mass 有效质量 Einstein relation(ship) 爱因斯坦关系 Electric Erase Programmable Read Only Memory(E2PROM) 一次性电可擦除只读

发表于:2019-02-05 / 阅读(191) / 评论(0)

实用英语

哪些问题让你无语？

What are some dumb questions you have been asked? 你都被问过哪些让人无语的问题？获得6.7k好评的答案@Abhinav Gaur I work for a semiconductor company which makes electronic chips. On being asked about what I do, I once told to one

发表于:2019-02-06 / 阅读(164) / 评论(0)

阅读空间

使用电脑必懂的53个英文单词和缩写

PC：个人计算机Personal Computer CPU：中央处理器Central Processing Unit CPU Fan：中央处理器的散热器(Fan) MB：主机板MotherBoard RAM：内存Random Access Memory，以PC-代号划分规格，如PC-133，PC-1066，PC-2700 HDD：硬

发表于:2019-02-18 / 阅读(200) / 评论(0)

实用英语

乔布斯传第350期:苹果坠落(3)

By 1996 Apple's share of the market had fallen to 4% from a high of 16% in the late 1980s. 到1996年，苹果的市场份额已经从80年代末的高达16%下降到4%。 Michael Spindler, the German-born chief of Apple's European operations who had

发表于:2019-02-22 / 阅读(315) / 评论(0)

乔布斯传

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