Since microwaves lie outside the range of human vision, scientists need special telescopes to analyze them.
因为微波在人的视力范围之外，所以科学家需要在特殊的望远镜帮助下进行分析。
What makes this one -- dubbed SN 1979C -- special is that it has been observed over the years with a series of orbiting x-ray telescopes, most lately the Chandra X-Ray Observatory.
使得这个天体（被称为SN 1979C）如此特别的事实在于多年以来它已经被一系列轨道上的X射线望远镜所观察研究，最近的观测是钱德拉X射线天文台所做的。
Viewing solar eclipses safely requires special filters on glasses, cameras, and telescopes, because looking directly at the sun without such protection can cause eye damage.
安全地观测日食需要特制在玻璃、暗箱或望远镜上的过滤装置，因为没有这样的保护装置直视太阳会导致视觉创伤。
The special geographical location and excellent radio station sites in Xinjiang have unique advantages for the construction and operation of large diameter telescopes.
新疆的特殊地理位置和优良的无线电台址，建设运行大口径望远镜具有得天独厚的优势。
The special geographical location and excellent radio station sites in Xinjiang have unique advantages for the construction and operation of large diameter telescopes.
新疆的特殊地理位置和优良的无线电台址，建设运行大口径望远镜具有得天独厚的优势。
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