A sun photometer CIMEL CE-318 in AERONET (owned by US NASA/GSFC) was operated under same conditions to compare with MORSAS. The observed results are consistent very well each other.

该仪器与一台美国NASA主持的国际气溶胶观测网仪器CIMEL CE-318太阳光度计进行对比观测，二者所得结果一致性较好。

youdao

The scale of the searches has been increased dramatically since 1992, when the US Congress voted NASA $10 million per year for ten years to conduct a thorough search for extra-terrestrial life.

自1992年，美国国会计划在未来10年里每年为美国国家航空航天局投入1,000万美元，用于彻底搜寻外星生命体以来，搜寻的规模开始大幅增长。

youdao

Lengthy delays like this are one of the key challenges for NASA, according to an April 2011 report from the US National Academy of Sciences.

美国国家科学院于2011年4月的报告称，这样的长时间延误是美国航空航天局面临的主要挑战之一。

youdao

NASA plans to retire the shuttle fleet, bringing US manned space flight to an end, for the forseeable future.

VOA: standard.2010.04.15

Charles Bolden, the head of the US space agency, NASA,and Lisa Jackson from the Environmental Protection Agency,or EPA, came to this Washington,DC middle school to encourage these youngsters to focus on math and science careers.

VOA: standard.2010.05.10

And on behalf of all us at NASA, we thank you for taking the time to give us a call.

WHITEHOUSE: The White House

Dr. Levine joins us from NASA Langley in Hampton, Virginia.

NPR: Revisiting the Viking Missions to Mars

Mr McKinnon accessed 97 government computers belonging to organisations including the US Navy and Nasa.

BBC: Hacker loses extradition appeal