[网络] 法布里-珀罗注入式激光器

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(138) / 评论(0)

VOA常速英语2008年（四月）

VOA标准英语2011--Injection Drug Use Helps Drive HIV/AIDS

Injection Drug Use Helps Drive HIV/AIDS in Africa Injection drug use has long been a driving factor in the HIV/AIDS epidemic in Eastern Europe and Central Asia. But now, there are signs it's a growing problem in sub-Saharan Africa, as well. The Washi

发表于:2018-12-08 / 阅读(143) / 评论(0)

VOA标准英语2011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(122) / 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(106) / 评论(0)

VOA标准英语2014年(二月)

医疗服务英语 un02_15

[00:03.50]第十五部分打针 [00:07.00]1.Is this where I come for an injection? [00:13.68]打针是在这儿吗? [00:20.35]-Yes.Can you show me your prescription, please? [00:26.08]是的,请让我看看医生的处方好吗? [00:31.82]2.Oh,penicillin.Do you know if you are

发表于:2018-12-30 / 阅读(164) / 评论(0)

医疗服务英语

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(132) / 评论(0)

2017年VOA慢速英语(七)月

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(207) / 评论(0)

2005年NPR美国国家公共电台

6人初中生英语剧本

A Play: Buying Medicine By Liu Qinglin Characters: X ------ Xiao Fei S ------- Shopkeeper D- ---- Doctor Li O- -----Others ( O1, O2 O3 -----) Ws ------ Wounded soldiers ( W1, W2,W3 -----) H -----He zhenwu, a Japanese spy W- ---- Woman J ------ Japane

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英文剧本

8人英语小品剧本

A Play: Buying Medicine By Liu Qinglin Characters: X ------ Xiao Fei S ------- Shopkeeper D- ---- Doctor Li O- -----Others ( O1, O2 O3 -----) Ws ------ Wounded soldiers ( W1, W2,W3 -----)H -----He zhenwu, a Japanese spy W- ---- Woman J ------ Japanes

发表于:2019-01-08 / 阅读(122) / 评论(0)

英文剧本

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(183) / 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

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2012年VOA慢速英语(一)月

美国国家公共电台 NPR Desperate Cities Consider 'Safe Injection' Sites For Opioid Users

STEVE INSKEEP, HOST: Philadelphia is looking at a new tool to fight opioid addictions - supervised injection sites. That's where people can safely inject heroin or other opioids under medical supervision. It would be the first such site in the U.S.,

发表于:2019-01-16 / 阅读(129) / 评论(0)

2018年NPR美国国家公共电台1月

美国国家公共电台 NPR Watchful Eyes: At Peer-Run Injection Sites, Drug Users Help Each Other Stay Safe

Watchful Eyes: At Peer-Run Injection Sites, Drug Users Help Each Other Stay Safe AILSA CHANG, HOST: To prevent overdose deaths, several U.S. cities are considering opening safe injection sites where users can get high under medical supervision. Offic

发表于:2019-01-17 / 阅读(164) / 评论(0)

2018年NPR美国国家公共电台7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）

美国国家公共电台 NPR States Find Other Execution Methods After Difficulties With Lethal Injection

DAVID GREENE, HOST: The state of Arkansas has a death penalty problem. The state is rushing to execute death row inmates at an unprecedented pace this month before its supply of lethal drugs expires. The expiration date is important because it's gett

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2017年NPR美国国家公共电台4月

乔布斯传第238期:救星佩罗(3)

Perot brought to NeXT something that was almost as valuable as his $20 million lifeline: 除了2000万美元的救命钱，佩罗也为NeXT公司带来了几乎同样宝贵的其他东西： He was a quotable, spirited cheerleader for the company, 他是

发表于:2019-02-15 / 阅读(105) / 评论(0)

乔布斯传

乔布斯传第237期:救星佩罗(2)

Jobs did indeed need one, badly. But he was careful not to show it. 乔布斯确实需要，非常需要。然而他也足够冷静，没有表现出来。 He waited a week before calling back. 过了一周他才回复佩罗的电话。 Perot sent so

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乔布斯传

乔布斯传第236期:救星佩罗

Perot to the Rescue 救星佩罗 In late 1986 Jobs sent out a proposal to venture capital firms offering a 10% stake in NeXT for $3 million. 1986年底，乔布斯向风投公司发出了招股说明书，300万美元可购买NeXT公司10%的股份。

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乔布斯传

Lesson 68-2 In the Hospital 在医院

Listen to the doctor's descriptions and fill in T for True,F for False. 1.You shouldn't drink any alcohol drinks or take any spicy or fried food in these two weeks. 2.You should take a rest for at least two days. l'II write you the medical certificat

发表于:2019-02-17 / 阅读(113) / 评论(0)

英语听力练习题

乔布斯传第239期:救星佩罗(4)

These and other stories were incorporated into the mythologized story of Jobs that Perot told wherever he went. 佩罗走到哪儿都会讲起这些关于乔布斯的传奇。 At a briefing at the National Press Club in Washington, 在华盛顿的国家

发表于:2019-02-22 / 阅读(142) / 评论(0)

乔布斯传

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