【天文学】γ射线望远镜

An unusual Boeing 747 arrived in Christchurch at the weekend from California. It has a telescope on board. The plane will spend the next three weeks flying the skies of the South Island to study the Milky Way. It is called SOFIA, Stratospheric Observ

发表于:2018-12-31 / 阅读(51) / 评论(0) 分类 新西兰英语

China launches its first X-ray space telescope to observe black holes, pulsars and gamma-ray bursts, via a Long March-4B rocket from Jiuquan Satellite Launch Center in northwest China's Gobi Desert on June 15, 2017. [Photo: thepaper.cn] China launche

发表于:2019-01-19 / 阅读(68) / 评论(0) 分类 2017CRI中国国际广播电台

When massive stars explode, they can produce gamma-ray bursts. The burst, reported in two papers in Nature, is the earliest descriptive event seen so far in our universe. When I received the text message about the gamma-ray burst, it came ultimately

发表于:2019-01-22 / 阅读(25) / 评论(0) 分类 自然百科2010年

Hello, I am Melissa Long at the CNN Center here in Atlanta one o'clock in the afternoon Eastern time. And here's a look at what's happening NOW IN THE NEWS. Two hundred people are out of their homes in Cedar Rapids, Iowa after fears that flood water

发表于:2019-01-26 / 阅读(49) / 评论(0) 分类 商业报道2008年(六)月

Implantable 'eye telescope' that magnifies vision by three times approved for use in patients可以三倍变焦的眼中望远镜已被批准医用。 A miniature telescope that is implanted in the eye to solve sight problems has been approved for us

发表于:2019-02-06 / 阅读(49) / 评论(0) 分类 阅读空间

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

发表于:2019-02-21 / 阅读(80) / 评论(0) 分类 2016CRI中国国际广播电台