... alignment target 对准标线 alignment telescope 调直望远镜; 对准望远镜; 校准用准直望远镜 alignment test 精度检查 ...
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接收信号及对准望远镜 receiving and sighting telescope
因此当周五那些望远镜对准月球时，观测者期待的不仅仅是羽尘——他们也期望那些最艰难的部分会变得容易一点。
So when those telescopes watch the moon on Friday, they won't just be anticipating a plume of dust – they will also be hoping that the hard things are about to get a little easier.
不久以后，意大利的伽利略第一次将他自己的望远镜对准了天空，并看到了难以置信的景象，诸如月球上凹凸不平的坑和围绕木星运行的四个天体。
Soon after, Galileo Galilei in Italy turned his own telescope to the sky for the first time and saw incredible sights, like craters on the moon and four bodies orbiting Jupiter.
科学家将NASA(美国航空航天局)的红外望远镜对准距地球约63光年、位于狐狸星座中的行星HD 189733b。
Scientists pointed Nasa's Infrared Telescope Facility at a distant planet called HD 189733b some 63 light years away in the constellation of Vulpecula.
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