单词：NIST (National Institute of standards and Technology)
单词：NIST (National Institute of standards and Technology) 相关文章
BOB DOUGHTY: This is SCIENCE IN THE NEWS, in VOA Special English. Im Bob Doughty. FAITH LAPIDUS: And Im Faith Lapidus. This week, we will tell about two very different subjects. First, we will describe some recent developments in media technology. La
2010年VOA慢速英语(六)月
This is Scientific Americans 60-Second Science. Im Karen Hopkin. This will just take a minute. Many of the key molecules for life have a specific direction, or handedness: DNA twists to the right, amino acids to the left. Now scientists at the Nation
Scientific American(四)月
More than 10,000 teachers marched this morning as a protest against education changes. About 4,000 protested in Auckland and 2,000 in Wellington. All around the country, in 26 towns, groups of teachers marched in protest. The protest was organised by
新西兰英语
Most people would say they disapprove of breaking rules. But one highly respected university in America is offering a big prize for exactly that. The Media Lab at the Massachusetts Institute of Technology in Cambridge will award $250,000 to an indivi
2017年VOA慢速英语(四)月
HEALTH REPORT - National Library of Medicine By Jerilyn Watson Broadcast: Wednesday, March 24, 2004 This is the VOA Special English Health Report. Every year, people from all over the world get inform
健康与经济
President Barack Obama has announced Tuesday the toughest-ever fuel efficiency and emissions standards for vehicles sold in the United States. It is the first U.S. national limit on greenhouse gas emissions. President Barack Obama at the White House
VOA标准英语2009年(五月)
Also: The Library of Congress adds to its National Recording Registry. And a listener in Iran wants to know more about the Massachusetts Institute of Technology. Transcript of radio broadcast: 05 June 2008 HOST: Welcome to AMERICAN MOSAIC in VOA Spe
VOA慢速英语2008年（六）月
This is the VOA Special English Education Report. Americans have never had national education standards. Goals for what public schools should teach are set by state and local school boards. Their members are often elected. But some Americans say the
2010年VOA慢速英语(七)月
Education Report - Should All Students in US Learn the Same Things? This is the VOA Special English Education Report. More than forty of the fifty American states have approved what are known as the common core state standards. These are lists of con
2011年VOA慢速英语(六)月
Education Report - No National Standards: A Strength or Weakness of US Schools This is the VOA Special English Education Report. What American students are expected to learn has long been different from state to state. We talked last week about the t
2011年VOA慢速英语(六)月
AS IT IS 2016-09-22 World Reacts to End of 'Brangelina' 时间:2016-09-22 07:01来源:未知 作者:voa365 点击: 74 次 音频下载 In this Friday, June 13, 2014, file photo, U.S. actress Angelina Jolie, Special Envoy of the United Nations High Co
2016年VOA慢速英语(九)月
Next year will mark the 110th anniversary of a U.S. government agency that is unknown to most Americans. Yet its work affects their everyday lives in countless ways. Generations knew the agency as the National Bureau of Standards. When it was founded
VOA标准英语2010年(十一)月
STEVE INSKEEP, HOST: We have the story this morning of a patent - a very, very lucrative patent. DAVID GREENE, HOST: It is for a tool called CRISPR. Sounds like a kitchen instrument, doesn't it? But it's actually a high-tech gene-editing tool. INSKEE
2017年NPR美国国家公共电台2月
In China, teachers in universities used to be forbidden to start businesses of their own unless they first quit their jobs. But now, in the latest measure to boost technology creation, Shanghai has been the first to lift the ban. University teachers
cctv9英语新闻2015年
Last week there was a lot of talk by teachers, parents and MPs about bringing in national standards in primary schools. A national standard is a list of things that children must be able to do each year. Maybe the standard for year 1 is to be able to
新西兰英语
China's General Administration of Quality Supervision, Inspection and Quarantine has pledged to keep 92 percent of the sample product quality above the state standards while reducing accidents of elevators and other mechanical devices. Improving the
英语新闻
China is developing 5G technology and expects to debut mature 5G standards by 2020, according to a senior mobile communications expert. 据一位高级移动通信专家表示，我国正在发展5G技术，预计到2020年首次推出成熟的5G标准
英语新闻
Chinese telecommunications giant Huawei has carried out the world's first field test of fifth-generation cellular network (5G) technology using a 3.5 GHz band, which is expected to become the global 5G standard. 中国电信巨头华为已经进行了全
英语新闻
China is now on the front lines of efforts to develop energy sources that can balance the goals of sustaining economic growth and protecting the environment. Decisive action is needed to strengthen policy frameworks across the country to reach that g
cctv9英语新闻2015年
Hello and Welcome to News and Reports on China Radio International. In This Edition Visiting Chinese Premier Wen Jiabao says he is still confident that Europe can overcome the debt crisis and that China will remain a long-term investor in Europe's de
2011CRI中国国际广播电台