A scientific CCD camera for the low-dispersion spectrograph of large sky area multi-object fiber spectroscopic telescope (LAMOST) was introduced along with the test and analysis of its performance.
结合实际测试结果,介绍了大天区面积多目标光纤光谱天文望远镜(LAMOST)低色散光谱仪所使用的科学级CCD相机的系统设计与检测技术。
While 38 degrees seems like a big distance (it is around 80 times larger than the size of the moon), the Large Area Telescope on Fermi sees a huge fraction of the sky at once.
尽管38度似乎是一个很远的距离(月亮大小的80倍左右),费米航天器上的大范围望远镜却可以一次观察到特别大的一部分天空。
Scanning the entire sky in gamma-rays, photons with over 50 million times the energy of visible light, the Fermi mission's Large Area Telescope (LAT) explores the high-energy universe.
通过在伽马射线波段(伽马射线光子是可见光光子能量的5千亿备)巡天,费米计划的大面积巡天望远镜(LAT)探索了高能宇宙。
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