高速成像装置

Back at the explosives lab, examiners use a high-tech instrument called a Raman spectrometer, a device that determines if a package contains explosive material. With the Raman, what we are doing is th

发表于:2018-12-07 / 阅读(94) / 评论(0) 分类 揭秘联邦调查局

Electronics Show Displays Newest Gadgets CES国际消费电子展展示新奇玩意儿 Thousands of people were in the American state of Nevada earlier this month for the Consumer Electronics Show. The CES is the worlds biggest show for electronic de

发表于:2018-12-16 / 阅读(96) / 评论(0) 分类 2016年VOA慢速英语(一)月

New Camera Takes Billions of Pictures Every Second 能每秒拍摄数十亿张照片的相机_ Imagine a camera that can take one hundred billion pictures a second -- that is enough to record the fastest movements in the universe. But we do not have

发表于:2018-12-16 / 阅读(78) / 评论(0) 分类 2015年VOA慢速英语(一)月

By Melinda Smith Washington 30 March 2007 Since the mid-20th century the World Health Organization reports there has been an increase in the rate of breast cancer among women in developed countries. For decades, doctors have urged their patients to d

发表于:2018-12-16 / 阅读(194) / 评论(0) 分类 2007年VOA标准英语(三月)

Looking Into Your Brain Just Became Easier Researchers and engineers keep improving the machines that help doctors better understand and diagnose conditions that affect our brains. One of the goals is to find causes of Alzheimers and Parkinsons disea

发表于:2018-12-16 / 阅读(99) / 评论(0) 分类 VOA标准英语2016年(六月)

谷歌眼镜与隐私保护 Google has been selling its newest high-tech device, Google Glass, to a select group to test the technology so it can be improved for the mass market. The biggest criticism has been about privacy. 谷歌公司在美国向一

发表于:2018-12-19 / 阅读(102) / 评论(0) 分类 VOA双语新闻 2013年8月

This is Scientific Americans 60 Second Science, I am Sophie Bushwick, got a minute. Kindles, Nooks and other e-readers catch flack for threatening the future of printed books. But reading itself may get a boost from the devices. For example, a study

发表于:2018-12-24 / 阅读(121) / 评论(0) 分类 Scientific American(三)月

After hundreds of years, the most common, basic microscopes still operate by means of the same old hardware: the lens. But what if you could do away with that lens and create a microscope that fits on a cell phone? Thats what researchers led by Aydog

发表于:2019-01-02 / 阅读(88) / 评论(0) 分类 60秒科学

90 消化系统摄影仪通过政府审批 SCIENCE REPORT ?September 5, 2001: Digestive System CameraBy George Grow (Start at 1'01

发表于:2019-01-02 / 阅读(110) / 评论(0) 分类 科技之光

By Carol Pearson Washington 05 May 2008 High definition TV provides sharper images, but high definition imaging now goes beyond television. VOA's Carol Pearson reports on high definition eye glasses.

发表于:2019-01-07 / 阅读(132) / 评论(0) 分类 VOA标准英语2008年(五月)

AS IT IS 2014-04-19 High Tech Aids Search and Rescue高科技搜救工具 From VOA Learning English, this is As It Is Saturday. Im Anna Matteo. Improvements in technology can save lives. Stronger buildings do not fall during storms and earthquakes. W

发表于:2019-01-12 / 阅读(132) / 评论(0) 分类 2014年VOA慢速英语(四)月

EDUCATION REPORT - High School Cyber Cafes By Jerilyn Watson Broadcast: Thursday, January 08, 2004 This is Bob Doughty with the VOA Special English Education Report. Cyber Café computer centers are f

发表于:2019-01-19 / 阅读(120) / 评论(0) 分类 教育与新闻

As more and more of us begin to use health savings accounts, there is a new website that’s coming online which will let you check to see how much a medical procedure truly costs. HealthGrades Incorp

发表于:2019-01-26 / 阅读(93) / 评论(0) 分类 商业报道2006年

THIS IS AMERICA - With Podcasts, When Students Speak in Class, the World Can ListenBy Brianna Blake Broadcast: Monday, March 20, 2006 (MUSIC) VOICE ONE: Welcome to THIS IS AMERICA in VOA Special Engli

发表于:2019-01-30 / 阅读(136) / 评论(0) 分类 2006年慢速英语(三)月

Giving Mary Poppinss magic umbrella some serious competition is the all new high-tech Oombrella not only can it predict the weather, its also impossible to lose. The smart umbrella syncs with a smartphone app, sending users updates about weather cond

发表于:2019-02-04 / 阅读(85) / 评论(0) 分类 阅读空间

High-Tech Device Reduces Risk of Hospital Infections This machine fires bursts of ultraviolet, or UV, light that penetrate the cells of micro-organisms and kill them. The organisms have no chance to adapt and gain immunity as they might with a chemic

发表于:2019-02-12 / 阅读(153) / 评论(0) 分类 VOA标准英语2012年(二月)

'Haptics' is a brand new sensory technology that's set to make today's electronics even more lifelike and thrilling. From white-knuckle video games to pregnancy simulators and even techno music - haptics could make all of these things even more reali

发表于:2019-02-14 / 阅读(117) / 评论(0) 分类 世界各地新闻集锦

The Apple computer company introduced a new version of its popular iPad Wednesday, with a sharper screen (featuring the retina display), an improved (5 MP) camera, and the ability to use Verizon's 4G LTE wireless service, a faster method to access th

发表于:2019-02-18 / 阅读(118) / 评论(0) 分类 英语新闻

Orewa High School in Auckland expects all year 9 students next year to have their own iPad, netbook or other mobile device like a Smart phone. The school says the most suitable is the iPad which costs between $800 and $1,000. The reason that the scho

发表于:2019-02-25 / 阅读(103) / 评论(0) 分类 新西兰英语

Wall Street analysts searching for reasons for the U.S. stock market's sharp swings in early August point to high unemployment, the European debt crisis and other basic economic problems. But some also suspect what is known as high-frequency trading,

发表于:2019-02-25 / 阅读(193) / 评论(0) 分类 英语新闻