1991年，美国国会要求美国国家航空和航天管理局调查大型天体撞击对如今的地球所造成的危害。
In 1991 the United States Congress asked NASA to investigate the hazard posed today by large impacts on Earth.
美国国家航空和航天管理局对发射台的临时修理不能工作。
尤其在工业、医学、军事、汽车、航空和航天等领域得到广泛应用。
Especially, in industrial, medical, martial, automotive, aeronautic and astronautic fields RPT has been applied widely.
航空和航天。经向密封接头。阴螺纹剖面和iso米制螺纹公差。尺寸。
Aerospace fitting joint assembly, radial sealing. Internal thread bosses. ISO metric thread profile and tolerances. Dimensions.
轴向运动系统在机械、纺织、电子、航空和航天等领域有着非常广泛的应用。
Axially moving systems have extensive application in many fields such as machinery, textile, electron and spaceflight.
就在这深邃的海底，美国国家航空和航天管理局正在为太空的宇航员进行压力测试。
And it's here deep down under the water that NASA is giving people stress tests to help astronauts way way up in space.
大卫•丁格博士是费城宾州大学的医学教授，现在在美国国家航空和航天管理局工作。
Dr. David Dinges is a professor of medicine at the University of Pennsylvania in Philadelphia, and he works for NASA.
这种说法是指责美国国家航空和航天管理局本来上周可以进入地球的卫星变成了这个火球。
The claims that the NASA satellite that was supposed to re-enter the Earth last week is to be blamed for the fireball.
现在，凯恩说，美国国家航空和航天管理局必须在试图再次发射之前查明问题的根本原因。
Now, Cain said, NASA will have to identify the problem's root cause before trying to launch again.
阿波罗11号从前面胶囊认为，最重要的，在史密森国家航空和航天博物馆，在华盛顿特区。
A view of the Apollo 11 capsule from the front, and above, at the Smithsonian National Air and Space Museum, in Washington, D. c.
无数的网站声称一个不明飞行物的飞船造成了火灾，而同时其它人开始怀疑美国国家航空和航天管理局。
Countless websites have made the claim that a UFO craft was responsible for the fiery damages, while others began to question NASA.
米切尔拥有麻省理工学院的航空和航天博士学位，他说我们需要撤离地球去寻找新的家园只是时间的问题。
Mitchell, who has a PhD in aeronautics and astronautics from the Massachusetts Institute of Technology, said it's only a matter of time before we need to evacuate Earth and seek a new home.
从整体上来讲，奥巴马的预算提案在未来的5年里，将会给国家航空和航天局增加60亿美元的财政预算。
Overall, Obama's proposed budget increases the National Aeronautics and Space Administration's budget by $6 billion over the next five years.
美国国家航空和航天局称，一场强烈的太阳活动已干扰无线电通信，可能在接下来的几天里中断电网、无线及卫星通讯。
A powerful solar eruption has disturbed radio communications and could disrupt electrical power grids, radio and satellite communication in the next days, NASA said.
美国国家航空和航天局的温度数据系列和另一由美国国家气候数据中心得出的温度数据最近都把2005年作为有记录的历年来最热的。
NASA’s temperature series and another compiled by the U.S. National Climatic Data Center currently have 2005 as the warmest calendar year on record.
如今，自动控制技术已经广泛应用于工业、农业、交通、航空和航天等众多产业部门，极大提高了社会劳动生产率，改善了人们的劳动条件。
Now automatic control technologies have been widely used in industry, agriculture, traffic, aviation, aerospace and so on, which have raised working efficiency and improved labor condition.
由于恼人的氢气泄漏已经让美国国家航空和航天管理局取消了最后六次试图发射航天飞机的三次尝试，该机构将不得不寻找问题的根本原因。
Now that a nagging hydrogen leak has scrubbed three of NASA's last six attempts to launch a space shuttle, the agency will have to find the problem's root cause.
当然，如果你直接跑到彗星核上，就根本不需要用双筒望远镜了，而这正是美国国家航空和航天管理局的EPOXI宇航飞船在11月4日的使命。
No binoculars are needed, of course, if you go right up to the comet's nucleus, as is the plan for NASA's EPOXI spacecraft on November 4.
对于额外延迟的担心促使美国国家航空和航天管理局挤掉月球侦察卫星从肯尼迪航天中心发射的计划，给“奋进号”在星期三发射的第二次机会。
Concerns about additional delays prompted NASA to bump the Lunar Reconnaissance Orbiter from Kennedy Space Center's launch schedule to give Endeavour a second chance to launch, on Wednesday.
有新闻说白宫已经取消了星座计划（ConstellationProgram），美国国家航空和航天管理局似乎取消了人类太空航行业务。
With the news that the White House has canceled the Constellation Program, NASA seems to be moving out of the human space flight business.
现在还没有关于美国国家航空和航天管理局要将Robonaut用于实际任务中的信息，或许它的第一项工作将会是电子起重器或是湿气蒸发器。
No word yet on when NASA plans on deploying the Robonaut on an actual mission, or if its first job will be programing binary load lifters and moisture vaporators.
上个世纪70年代，美国国家航空和航天管理局的一位科学家指出：一次撞击所产生的垃圾会导致另一次撞击，于是又会产生更多的垃圾，以至无穷。
In the 1970s one NASA scientist pointed out that debris from one collision could go on to create a second, which would create still more debris and more collisions, and so on.
这个机器人的任务是美国国家航空和航天管理局计划重返月球的关键性的第一步，因为它将调查月球表面的降落区域，并且查看表面之下的天然资源。
The robotic mission is a key first step in NASA's plans to return to the moon as it will survey the lunar surface for landing areas and look beneath the surface for natural resources.
美国国家航空和航天局的太阳力学天文观测台称，有一股强大的与耀斑引起的日冕物质抛射大约以每秒560英里（每秒900千米）的速度向地球袭来。
NASA's Solar Dynamics Observatory said it saw a large coronal mass ejection (CME) associated with the flash blasting toward Earth at about 560 miles per second (900 kilometers per second).
印度于2008年将“月球飞船1号”太空飞行器送入了月球轨道，目标是用其搭载的NASA(美国国家航空和航天管理局)探测仪器确认月球上是否有水的存在。
India put the Chandrayaan 1 spacecraft into lunar orbit in 2008, a mission with a NASA payload that helped confirm the presence of water on the moon.
美国国家航空和航天管理局（NASA）的科学家托尼·宋（Tony Song）则将在会议上告诉大家，冰川断裂可能导致地震，并在智利、新西兰和加拿大纽芬兰等海域引发海啸。
There is also a danger of earthquakes, triggered by disintegrating glaciers, causing tsunamis off Chile, New Zealand and Newfoundland in Canada, Nasa scientist Tony Song will tell the conference.
“发现号”航天飞机将入住弗吉尼亚航空和航天博物馆Udvar-Hazy中心，“亚特兰蒂斯”航天飞机加盟佛罗里达州的肯尼迪航天中心，而“奋进号”则归洛杉矶的加州科学中心。
Discovery heads to the Air and Space Museum's Udvar-Hazy Center in Virginia, Atlantis to Florida's Kennedy Space Center, and Endeavour to the California Science Center in Los Angeles.
“发现号”航天飞机将入住弗吉尼亚航空和航天博物馆Udvar-Hazy中心，“亚特兰蒂斯”航天飞机加盟佛罗里达州的肯尼迪航天中心，而“奋进号”则归洛杉矶的加州科学中心。
Discovery heads to the Air and Space Museum's Udvar-Hazy Center in Virginia, Atlantis to Florida's Kennedy Space Center, and Endeavour to the California Science Center in Los Angeles.
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