| 单词 | infrared telescope facility |
| 释义 | Infrared Telescope FacilityInfrared Telescope Facility(IRTF) A 3.0-meter infrared telescope at the Mauna Kea Observatory, Hawaii, that began operations in 1979 and is operated by the University of Hawaii's Institute of Astronomy on behalf of NASA, which funds the IRTF as a national facility. The telescope has a Cer-Vit primary mirror and an equatorial mounting. |
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