单词：orbital parameter
单词：orbital parameter 相关文章
Secrets to vocabulary Now we'll give you an example of how easy and effective our word power system is. For each word we'll be doing these four steps that you ’ ll do on your own. One, I ’ ll pron
疯狂英语2001年
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
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)
1. 尤其在商业上，报章杂志或公文书信上，尽量不用难字 (big word) 或过时的字眼 (old-fashioned word) 例如： Many people feel that moral education is the infrastructure of higher learning. (许多人认为道德教育是高等
英语作文
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
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
OBJECTIVE A position in UNIX SYSTEM ADMINSTRATION with an organization desiring creative and innovative solutions to a wide variety of administrative challenges in a Unix environment. PROFESSIONAL SKILLS OS: Sun Solaris 2.x, HP_UX (10.x, 11.x), RedHa
实用英语
51. group n. 组，群 52. first a. ad. n. 第一，首先 53. field n. 字段，域，栏，场 54. procedure n. 过程，程序，工序 55. print v. 打印，印刷 56. return v. 返回，回送 57
实用英语
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
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)
Yeah, sorry. I didn't, really think that through. through: 【能起作用】 哦对不起我没想好就开口了 -Sheldon: You claimed it's going to be a week,, but I have no faith in your dry cleaner. claime: 宣称 faith in: 有信心 dry cleaner
生活大爆炸第二季
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）
1. file n. 文件；v. 保存文件 2. command n. 命令，指令 3. use v. 使用，用途 4. program n. 程序 5. line n. (数据，程序)行，线路 6. if conj. 如果 7. display vt. 显示，显示
英文语法词汇
Many a woman has watched in disbelief as their partner inhales their food minutes after sitting down to dinner. 许多女性看到自己的伴侣坐下几分钟便把饭菜统统吞下时都感到不可置信。 Now Korean researchers have discovered
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