教室内用来放映投影片的银幕，表面是白色且粗糙的，其目的是( )_刷题宝

题干

教室内用来放映投影片的银幕，表面是白色且粗糙的，其目的是( )

A：不反射光

B：能折射光

C：发生镜面反射

D：发生漫反射

上一题下一题 0.0难度选择题更新时间:2020-02-20 11:06:51

答案(点此获取答案解析）

D

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