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通过一块二表面平行的玻璃板去看一个点光源,则这个点光源显得离观察者()
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通过一块二表面平行的玻璃板去看一个点光源,则这个点光源显得离观察者()
A、远了
B、近了
C、原来位置
时间:2021-09-02 13:28
关键词:
文鼎教育
乐山师范学院
光学
答案解析
B
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