单词：mercury delay line memory
单词：mercury delay line memory 相关文章
Project Mercury: The American Space Program Begins SHIRLEY GRIFFITH: EXPLORATIONS -- a program in Special English by the Voice of America. (SOUND) That announcement was made May fifth, nineteen sixty-one. It was the first manned flight of project Mer
2012年VOA慢速英语(七)月
Studies that will be released today show that fish, birds and mammals in New England have significant amounts of mercury in their bodies. The studies find the toxic metal in some unexpected habitats and they suggest that power plants in the Midwest a
2009年NPR美国国家公共电台7月
The Mercury Mess By Samantha Levine / 2004, as first appeared in U.S. News nbsp; What are the dangers of mercury in fish? Can the mercury mess be cleaned up? 1 Are these fish safe to eat?” It’s a
彭蒙惠英语
星级典句： 第一句：I'm afraid I would like to speak to Mr. Black right now. 我想现在和布莱克先生说话。 A: Could you connect this call with Mr. Black, please? 麻烦你接布莱克先生，好吗？ B: I am sorry, Mr. Smith. Mr.
天天商务口语
Do you ever see These shadows over me And all the things you left that leave me hollow Do you ever feel In time we're forced to heal And all the bitter pills you made me swallow All undone All unsung and left to fall Every memory that I hold Were all
好听的英文歌曲
How the 'Mercury 13' Led the Way for Women in the US Space Program Im Steve Ember. And Im Barbara Klein with EXPLORATIONS in VOA Special English. Today we tell about a program in the nineteen sixties to train women as astronauts. Today they are known
2013年VOA慢速英语(五)月
EXPLORATIONS - How the 'Mercury 13' Led the Way for Women in the US Space Program Im Steve Ember. And Im Barbara Klein with EXPLORATIONS in VOA Special English. Today we tell about a program in the nineteen sixties to train women as astronauts. Today
2013年VOA慢速英语(四)月
SCIENCE IN THE NEWS - Mercury in Fish / Life on Land / The Goldman Environmental Prize By Broadcast: Tuesday, May 11, 2004 (THEME) VOICE ONE: This is SCIENCE IN THE NEWS, in VOA Special English. I'm B
科技之光
The U.S. space agency(代理中介) has released the first ever image taken of the surface of Mercury from a spacecraft orbiting the planet. The black and white image, posted on the NASA website Tuesday, shows a surface pocked with craters of varying
英语新闻
The U.S. space agency NASAs Messenger probe（正直的，廉洁的 ） is scheduled to reach Mercury later this week, and become the first spacecraft to orbit the planet closest to the sun. During Messengers year-long orbital mission, scientists exp
英语新闻
The U.S. space probe MESSENGER is poised to enter orbit around Mercury（水银） early Friday, Universal time, capping a nearly seven-year journey to the solar systems innermost planet. Scientists with the U.S. space agency, NASA, hope the orbiting
英语新闻
Ever wanted to be an astronaut? Imagine it was you, who was heading to the hot zone of the two inner planets, where would you go? What would you see? And how would you survive? The latest robotic machines have revealed more about these worlds than ev
自然百科2012年
By Paul Sisco Washington, DC 15 February 2008 Scientists have started analyzing data and images acquired when the Messenger space probe passed within 200 kilometers of the planet Mercury last month. It was the first flyby of the solar system's inner-
VOA常速英语2008年（二月）
告知公司名并自我介绍 1. Franklin Company Personnel Department. 富兰克林公司人事部。 2. Good morning Franklin Company, may I help you? 早晨好，富兰克林公司。我可以为你服务吗？ 3. Personnel Department. This is Ca
实用英语
Language Points 1. Learning a Language Will Improve Your Relationships 学习一门外语可以增进你身边不同的关系。 2. Learning a Language Will Improve Your Memory 学习一门外语可以增强你的记忆力 3. Learning a Language Will
爆笑英语口语
Like Mercury, the earth takes a beating from the sun's violent temper. Flares, sun storms and other solar hissy fits can cause electronic mayhem for the satellites that roam above our heads. Fortunately, the earth is protected from this radiation by
自然百科2012年
呓语般的好声音：Something to Do With My Hands 歌词有些意思，曲风有点东方味道，属于很耐听的音乐。这样的声音大概唱什么样的歌都会有自己的味道吧，而这一首则格外的有味道。 Song：Somethin
经典英文歌曲
本期内容： SamsungElectronics,theworldslargestsmartphone-maker,warnedthatitsprofitscouldfallforathirdsuccessiveyearin2016.TheSouthKoreangiantpointedtoslowingdemandforelectronicgadgetsandlowerpricesformemorychips,ofwhichitisalsothebiggestsupplier
夏说英语新闻晨读
Scientists arent certain. But it may have to do with the fruits abundance of phytochemicalsanti inflammatory substances that also act as antioxidants. In animal studies, chemicals in blueberries boosted activity in parts of the brain associated with
英语时差8，16
The launch of a new stock board for strategic emerging industries has been called into question by a report carried on the official Xinhua News Agency web site. The report says the government has decided to remove the board from the 13th Five-Year Pl
cctv9英语新闻2016年