查询词典 NASA

"The fact that the community contains only one species stands one of the basic tenets of microbial ecology on its head," says Carl Pilcher, director of the NASA Astrobiology Institute, who was not involved in Chivian's DNA analysis but whose colleagues made the initial discovery that there were microbes living in this particular fissure two years ago.

美国宇航局天体生物学协会主管卡尔·皮尔彻说，&事实上，这个细菌群落仅有一种细菌存在，构成该微生物系统的基础。&据了解，皮尔彻并未参与奇维安的DNA分析研究，但是皮尔彻带领的研究小组在两年前最初发现微生物曾生存于这种特殊的地下裂沟中。

He and his team may, however, be pipped at the post. On August 6th America's space agency, NASA, announced that its Kepler planet-detector (named after the man who worked out the laws of planetary motion, as this article explains) is also behaving well.

然而梅尔博士和他的团队很有可能被击败。8月6日，美国航天局和美国宇航局，宣称其开普勒号行星探测仪（根据发现了行星移动定律的开普勒命名，点此可见详细介绍）现在运行得十分良好。

This countdown practice caps three days of standard prelaunch exercises for the crew at NASA's Kennedy Space Center in Florida.

它们将执行STS-125任务，修复宇航局的&哈勃&太空望远镜。自2001年7月以来，两架航天飞机首次同时出现在肯尼迪航天中心。

"The strong winds would have affected the rocket's path," said Rani Gran, a NASA spokeswoman.

&大风会影响到火箭的路&，说Rani大，美国宇航局发言人。

George Ricker of MIT, principal investigator of NASA's HETE (High Energy and Transient Explorer) satellite, famously likened a short burst on July 9, 2005, to "the dog that didn't bark."

雷克对短周期GRB有个著名的比喻：&不叫的狗&。

"The ring itself is a fascinating object worthy of study because it is forming stars at a very high rate," said Kartik Sheth, an astronomer at NASA's Spitzer Science Center.

&环中正在高速形成恒星，是一个很值得研究的迷人对象，&美国宇航局斯皮策科研中心的天文学家卡提克·谢斯说。

"It's a great idea in principle, but nothing is simple on the Moon," said James Spann, physicist heading the Space and Exploration Research Office at Marshall Space Flight Center, in a NASA statement.

马歇尔航天中心太空和探索科研室首席物理学家詹姆士·斯潘在美国宇航局的一项声明中说：&这基本是个好主意，但是在月球上做什么都不容易。&

And so Iread the literature very carefully and it turns out that NASA, it'spart of their outreach and publicity program, and it turns out thatthe students were allowed to bring a local media journalist fromtheir home town.

所以，我逐条又把规定读了一遍，原来宇航局有一个推广宣传项目，允许学生从家乡带名当地媒体记者。

NASA's Terra satellite also captured the incredible event in these images with a spectroradiometer.

美国宇航局的地球卫星也用分光辐射谱仪在这些图像中抓拍到了这个难以置信的事件。

Much of the information contained in this image came from a single remote-sensing device-NASA's Moderate Resolution Imaging Spectroradiometer, or MODIS.

在这个图片中的大部分信息来自一个单一的遥感设备美国宇航局的中分辨率成像光谱仪，或利用

It has been put forward that there exists single Ball point and double Ball points on the symmetrical connecting-rod curves of equilateral mechanisms.

从鲍尔点的形成原理出发，分析对称连杆曲线上鲍尔点的产生条件，提出等边机构的对称连杆曲线上有单鲍尔点和双鲍尔点。

The factory affiliated to the Group primarily manufactures multiple-purpose pincers, baking kits, knives, scissors, kitchenware, gardening tools and beauty care kits as well as other hardware tools, the annual production value of which reaches US$ 30 million dollars.

集团所属工厂主要生产多用钳、烤具、刀具、剪刀、厨具、花园工具、美容套等五金产品，年生产总值3000万美元，产品价廉物美、选料上乘、质量保证，深受国内外客户的青睐