单词:astronomical time determination
单词:astronomical time determination 相关文章
Everyday is a gift 每天都是一份礼物 My brother-in-law opened the bottom drawer of my sisters bureau and lifted out a tissue-wrapped package. This, he said, is not a slip. This is lingerie. He discarded the tissue and handed me the slip. It wa
What isis the future outside the Marilyn Science Center.it's a full scale model of NASA'S James Web space telescope.Scientist believe the real thing will redefine our understanding of our place in the universe. It will be so unique it can look furthe
This is Florida, a taste of the tropical, one of the world's most popular holiday destinations. Here mankind's unquenchable desire to explore and colonise reaches astronomical proportions. Eight, seven, six, five, four, three, two, one. Ignition. Lif
As you leave the castle area, you can stroll through the Malá Strana or Lesser Quarter tuck ed at the foot of the hill. The neighborhood, one of the best preserved in the city, prospered when upper-c
By David McAlary Washington 30 November 2006 An ancient piece of Greek technology recovered from a shipwreck more than 100 years ago is amazing scientists who have analyzed it in detail. Fragments of bronze gearwheels, now green and crumbling from m
In 1883, a creative engineer named John Roebling was inspired to build a spectacular[壮观的] bridge connecting New York with Long Island. However bridge-building experts throughout the world thought that this was an impossible feat and told Roebling
Rare Astronomical Event to Occur June 5-6 Skywatchers on all seven continents will get a chance to witness an astronomical rarity on June 5 or 6, the transit of the planet Venus. It is likely the last time anyone alive today will have a chance to vie
Little girls are made of sugar and spice and, according to a study published in the journal Cell, a fierce determination to maintain their girlishness. Because it seems that a single gene keeps their ovaries from turning into testes. Scientists have
[00:02.25]From 1912, Einstein began to study the science [00:06.75]of space and time. [00:09.94]In 1921, he received the Nobel Prize [00:13.53]for his research work.Besides the Nobel Prize, [00:18.65]Einstein was also awarded the Copley Medal [00:22.
(woman) Most people think of astronomers as people who spend their time in cold observatories peering through telescopes every night. In fact, a typical astronomer spends most of his or her time analyzing data and may only be at the telescope a few
I had thus learned a second fact of great importance: 我还了解到另一件重要的事, this was that the planet the little prince came from was scarcely any larger than a house! 就是他老家所在的那个星球比一座房子大不了多少。
Lottery fever is gripping Italy, as millions of people dream their ticket will be the winner of Europe's record-breaking jackpot. Italy's SuperEnalotto top prize has climbed to $194-million and Italians and foreigners alike are making sure they have
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
So when a hopeful and softspoken minister got in touch to ask if they had any usable field charts for hunting supernovae, the astronomical community thought he was out of his mind. At the time Evans had a ten-inch telescopea very respectable size for
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,
The Advantages of Saving Money Everyone must work to live, but many people are fortunate enough to make more money than they immediately need. What should they do with this extra income? While it is te
By Douglas Bakshian Cotabato, Philippines 13 March 2007 For the first time, the Philippine government has offered self-determination to the Moro Islamic Liberation Front, or MILF, which is fighting for a Muslim homeland in the southern Philippines.
Questions 12-20 The elements other than hydrogen and helium exist In such small quantities that it is accurate to say that the universe somewhat more than 25 percent helium by weight and somewhat less than 25 percent hydrogen. Astronomers have measur
To the people of china 致中国人民 Thank you for having me here to celebrate my 20-year career as a Los Angle Lakers 非常感谢大家和我一起纪念我20年的湖人生涯 I am humble to be standing before you at this gracious ceremony 在这样
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