演化探测器是紫外测量望远镜。

The Galaxy Evolution Explorer is an ultraviolet survey telescope.

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现在，他和他的同伴用了许多方法，包括质谱分析法以及紫外探测法来测量含氧量。

Now he and his collaborators use several methods, including mass spectroscopy and ultraviolet probes.

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他使用卫星上的“太阳反向散射紫外辐射测量仪(SBUV, 1978年发射)”的数据观测云层。

He has been observing the clouds in data from Solar Backscatter Ultraviolet instruments that have been flown on satellites since 1978.

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