2. 职称英语
  3. What do astronomers use photographic plate for?A、Decreasing the time it takes to

What do astronomers use photographic plate for?A、Decreasing the time it takes to

游客2023-11-05  29
问题 What do astronomers use photographic plate for?
选项 A、Decreasing the time it takes to photograph objects.
B、Avoiding using a telescope.
C、Sharpening the color of what they observe.
D、Obtaining images of distant objects.
答案 D
解析 细节归纳题。文中说照相平盘可以记录下由望远镜捕捉到的物体，然后把其拍成照片，故D项意思正确。
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