单词:diffused reflector
单词:diffused reflector 相关文章
A lot of protests took place around the city's centre, around parliament, we did have some violence riot at this time, and it started with protesters throwing Molotov cocktails, and the police so responding, things escalated for a while, and the parl
Before he went for office in 2003, Schwarzenegger fathered a child with a member of his household staff. According to a statement he gave the paper, (quote) After leaving the governor's office, I told my wife about this event which occurred over a de
In 1970, the Soviet Union put a laser reflector on the moon, carried by a rover. A few months later, it disappeared. Some speculated that the rover had fallen into a crater or parked in such a way as to render the reflector inaccessible. Now after 40
Some pairs of words are used interchangeably, even indiscriminately. Often the words in question sound similar, and that creates confusion. Other times they are simply misused so frequentlyowing to their similarity of meaning, despite a nuanced diffe
据《科学》杂志报道,苏联的月球车40年前在月球表面留下了激光反射器,虽然经过多年的搜寻科学家始终没有发现激光反射器的踪迹。 4月22日,一组物理学家终于发现了来自反射器的微弱闪
Gain - This is an increase in signal power, due to a boost from an electronic device. Garbage - These are unwanted characters that appear because of either incorrect settings or noise. Gate - These ar
This is Scientific American's 60-Second Science. I'm Cynthia Graber . This will just take a minute. Theres a traditional bowl in Korea that locals say makes food safer. And they might be right. The bowl is made of almost 80 percent copper. Copper ion
This is Scientific American's 60-Second Science. Hi, Steve Mirsky. Here, I'm going over our usual one minute today. By now you've probably heard of Expelled, the new Ben Stein anti-evolution crocumentary. It officially opens today, as I speak that's
The Five-hundred-meter wide Aperture Spherical Telescope, or FAST, is now operational in the mountains of Guizhou in southwest China. FAST has been designed to help Chinese researchers better understand our universe, as well as probe the cosmos for e
Bart's upstairs neighbor was driving him nuts. He made all kinds of strange noises at all kinds of strange hours. If I tell my neighbor he's noisy, he won't believe me, Bart thought. He'll believe me only if he lives downstairs and hears himself upst
By Paul Sisco Washington 14 November 2007 At the McDonald Observatory in western Texas, a unique space program has been quietly underway for more than 30 years. It is called the Lunar Laser Ranging Program. VOA's Paul Sisco has more. Research scienti
Kathy's song 歌手:Eva Cassidy 《Kathy's Song》 -- (P. Simon, 1965) Simon and Garfunkel I hear the drizzle of the rain Like a memory it falls Soft and warm continuing Tapping on my roof and walls. And from the shelter of my mind Through the wind
你应该知道的11件事 A silhouette of a human being stands before you. Perhaps an old friend. Perhaps a neighbor. Perhaps a perfect stranger, like me. Here are 11 things we all need you to keep in mind 1. You never really know how much the peopl
The other day an acquaintance of mine, a gregarious and charming man, told me he had found himself unexpectedly alone in New York for an hour or two between appointments. He went to the Whitney and spent the empty time looking at things in solitary b
Hi everyone, I'm Asieh Namda at the CNN. com newsroom in Atlanta. Here is a look at what is happening NOW IN THE NEWS. The battleground states-they are top focus on the campaign trail. On the Republican side, Senator John McCain and Sarah Palin are
BEIJING, April 28 (Xinhua) -- The second Beijing International Film Festival concluded on Sunday, with industry insiders hoping that the festival will create a new global perception of Beijing and the Chinese film industry. As the birthplace of China
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
At the equator the convection process is generally stable and the weather predictably fair, but in temperate zones the patterns are far more seasonal, localized, and random, which results in an endless battle between systems of high-pressure air and