单词：National Radio Astronomical Observatory
单词：National Radio Astronomical Observatory 相关文章
Heat-resistant Glassware Celebrates 100th Anniversary 耐热玻璃器皿诞生100周年 One hundred years ago, a new brand of kitchenware named Pyrex entered the American market, firmly imprinting its name into the psyche of consumers. It is still be
VOA标准英语2015年(六月)
This is Scientific Americans 60-Second Science. Im Adam Hinterthuer. Got a minute? If there's a line in Vegas on the odds of life on another planet, now might be a good time to place a wager. A study in the journal Science examined 166 Sun-sized star
Scientific American(十)月
IN THE NEWS - Pluto and Dark Matter Both Star in a Busy Week for AstronomersBy Brianna Blake Broadcast: Saturday, August 26, 2006 This is IN THE NEWS in VOA Special English. Pluto compared to other so
2006年慢速英语（八）月
SCIENCE REPORT – March 21, 2002: Color of the Universe By George Grow This is the VOA Special English SCIENCE REPORT. What is the color of the universe? Astronomers had not answered this question un
科技之光
By David McAlary The U.S. space agency, NASA, launched a satellite Saturday that scientists hope will help them locate the sources of mysterious gamma ray explosions, the brightest most energetic burs
VOA2004（下）--健康科技
Heat-Resistant Glassware Celebrates 100th Anniversary 耐热玻璃器皿诞生100周年 One hundred years ago, a new kind of cookware entered the American market. It was called Pyrex. Today the Pyrex name is well known in the United States. The heat-
2015年VOA慢速英语(六)月
NASA Satellite Offers Astonishing View of Venus Transit Skygazers massed outside the Smithsonian National Air and Space Museum in the U.S capital, eager to see the rare transit of Venus. The museum offered telescopes. People donned special protective
VOA标准英语2012年(六月)
耐热玻璃器皿诞生100周年 One hundred years ago, a new brand of kitchenware named Pyrex entered the American market, firmly imprinting its name into the psyche of consumers. It is still being manufactured while the early models are now collec
VOA标准英语2015年(十一月)
Astronomer's Hometown Celebrates Pluto Fly-by 天文学家家乡庆祝冥王星飞行器 STREATOR, ILLINOIS Astronomer Clyde Tombaugh, born in rural Illinois in 1906, discovered what became the ninth planet in our solar system Pluto. Today, NASAs New
VOA标准英语2015年(七月)
So, we have devices to mark the passing of time. But what time is it now. Clocks in different parts of the world do not show the same time at the same time. This is because time on Earth is set by the sun's position in the sky above. We all have a tw
英语时差8，16
THIS IS AMERICA - Naval Observatory in Washington By Jill Moss Broadcast: September 23, 2002 VOICE ONE: The United States Naval Observatory performs an important scientific duty for the United States,
This is America
Four months after the historic first-ever detection of gravitational waves, scientists said they have directly detected another gravitational wave washing over the Earth. 在引力波历史性的首次检测到四个月之后，科学家们近日表示
英语新闻
Friday, March 20, will see an astronomical triple play when a rare total solar eclipse occurs on the same day as the vernal equinox, and a supermoon makes an appearance.本周五（3月20日）将上演天文现象三合一：春分当天发生日全食
阅读空间
They were proposed almost exactly 100 years ago by Albert Einstein based on his theory of general relativity but it was only in February 2016 that scientists proved the existence of gravitational waves. And now China is starting work on the worlds hi
英语新闻
Asia is Plunged into Darkness: 亚洲陷入黑暗 Across Asia many people have just witnessed the natural wonder that is a total solar eclipse. A total solar eclipse occurs when the Sun, Moon and Earth align in such a way that our view of the Sun is
英语听力精选进阶版
The search for alien life 寻找外星生物 Twinkle, twinkle, little planet 闪烁吧，小行星 An undervalued optical trick may help to find life in other solar systems 一个不被人重视的光学方法可能能帮助寻找其他太阳系的生命
经济学人科技系列
Slipher was the first to notice this effect with light and to realize its potential importance for understanding the motions of the cosmos. Unfortunately no one much noticed him. The Lowell Observatory, as you will recall, was a bit of an oddity than
万物简史
Science and technology. 科技。 The search for alien life 寻找外星生物 Twinkle, twinkle, little planet 闪烁吧，小行星 An undervalued optical trick may help to find life in other solar systems 一个不被人重视的光学方法可能能
经济学人综合
The construction of the project was started in 2011 with an investment of 1.2-billion yuan, or about 180 million US dollars. The 500 metre Aperture Spherical Telescope, or FAST, is the size of 30 football fields. It's located in a hollow that was for
2016CRI中国国际广播电台
The few craters that remained evident on Earth (most had been eroded away) were generally attributed to other causes or treated as fluky rarities. 一般来说，地球上仅有的几个明显的坑(大多数已经被侵蚀干净)要么被归于别的原
万物简史