单词：orbital simulation
单词：orbital simulation 相关文章
Questions for NASA after Rocket Explosion 火箭爆炸后美国国家航空航天局面临的问题 Unmanned Antares rocket is seen exploding seconds after lift off from a commercial launch pad in this still image from NASA video at Wallops Island, V
2014年VOA慢速英语(十)月
The United States is working closely with Nigeria to improve efficiencies in the vital oil sector. 美国正与尼日利亚紧密合作，以提升重要行业石油业的效率。 The U.S. Commercial Service Nigeria sponsored a Single Company Promot
VOA标准英语2017年(二月)
Virgin Spaceship Crash Raises Questions 维珍宇宙飞船失事引发诸多问题 WASHINGTON Plans to fly tourists to the edge of space could be delayed after Friday's crash of Virgin Galactic's SpaceShipTwo during a manned test flight. It is the se
VOA标准英语2014年(十一月)
美国火箭爆炸，私营航天产业的挫折 Wednesday's successful launch of a Russian space vehicle taking supplies to the International Space Station was in sharp contrast to the explosion of a private U.S. cargo space craft shortly after it's
VOA双语新闻 2014年10月
Voice 1 Welcome to Spotlight. Im Robin Basselin. Voice 2 And Im Liz Waid. Spotlight uses a special English method of broadcasting. It is easier for people to understand no matter where in the world they live. Voice 3 I sold all I had. What I could no
环球英语 Spotlight
-Simulation terminated. -All right. Mr.Bile,is it? -Er...My friends call me Phlegm. -Mr.Bile, can you tell me what you did wrong? -I fell down? -No, no, before that. -Can anyone tell me Mr.Bile's big mistake? Anyone? Let's take a look at the tape. He
跟着美剧练发音
QC procedure 品管流程 What issues do we need to address to work out new QC procedures? 在制定新品管流程之前，有哪些問題必須先處理？ quality standard 品質標準 This year, Metro Factory experienced a noticeable decline in q
商务英语必备1000字
Galactic Rotation 银河系自转 Astronomers calculate there is ten times more matter in our Milky Way galaxy than we can actually see. Discover how the orbital motions of stars in the galaxy reveal dark matter -- on today's Earth and Sky. JB: I'm Joel
(科普英语)Earth and Sky
Venice's Church of the Most Holy Redeemer has held a musical celebration every year since its construction in 1592. And recently, the church has inspired debate among historians: How could its echoing chambers clearly portray the complicated music pe
Scientific American(十一)月
美国私企飞船与空间站对接 WASHINGTON, Jan. 12 (Xinhua) -- A commercial spacecraft, operated by U.S. space company Orbital Sciences Corp., docked with the International Space Station (ISS) on Sunday morning on its first official cargo resup
英语新闻
SCIENCE IN THE NEWS - Space Junk Threatens Earths Orbital Environment JIM TEDDER: This is SCIENCE IN THE NEWS, in VOA Special English. Im Jim Tedder. KATHERINE COLE: And Im Katherine Cole. Today, we tell about an ever increasing number of objects in
2011年VOA慢速英语(九)月
School Helps Dogs with Fear of Flying 学校帮助狗狗克服飞行的恐惧 Welcome to American Mosaic from VOA Learning English. Im June Simms. Today on the show we tell you about some unusual training for some exceptional animals: service dogs. T
2014年VOA慢速英语(七)月
Simulation Helps Control, Manage Traffic 模拟有助于控制、管理交通 Controlling traffic is a complex and high cost problem in many developed countries. It becomes more difficult and costly with the ever-increasing number of cars on the road
2015年VOA慢速英语(八)月
Global Warming Could Delay Next Ice Age The next ice age could be delayed by tens of thousands of years due to excessive amounts of heat-trapping carbon dioxide in the atmosphere, which disrupts Earths natural cycle of warming and cooling, according
VOA标准英语2012年(一月)
With Failed Launch, US Private Space Industry Suffers Setback 火箭发射失败 美国私人航天受挫 Wednesday's successful launch of a Russian space vehicle taking supplies to the International Space Station was in sharp contrast to the explosi
VOA标准英语2014年(十月)
The amount of debris orbiting the Earth has reached a tipping point for collisions, which would in turn generate more of the debris that threatens astronauts and satellites, according to a US study released on Thursday。 NASA needs a new strategic p
实用英语
By David McAlary Washington 12 July 2006 Astronaut Mike Fossum (on arm)installs the International Space Station's railcar-like mobile transporter U.S. space shuttle astronauts are on their third spacewalk since Saturday, this time to practice method
2006年VOA标准英语（七月）
Star Rangers is an impressive astronaut simulation game created in collaboration with NASA which allows you to explore the solar system, land on planets, build base camps and go where no man has gone before. 《星际游侠》是一款美国国家宇航
阅读空间
A: What do you us叫ly do in your spare time? A: 你通常怎么打发你的空闲时间? B: Well, I like listening to music and reading books. What about you? B. 我喜欢昕昕音乐，看看书。那你呢? A: I spend most of my spare time in surf
英语脱口秀之流行时尚
Dr. Banner, your work is unparalleled, and I'm a huge fan of the way you lose control and turn into an enormous green rage monster. Banner博士，你的工作是无与伦比的，而且对于你失去控制变成一个巨大的绿色狂怒怪物的方
欧美人文风情