题目内容

分辨率是指 (4) ，灰度级是指 (5) 。（4）处填（）。

A. 显示器所显示的像素点的亮度差别
B. 显像管荧光粉粒度的大小
CRT电子束的聚焦能力
D. 显示器所能表示的像素的个数

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A. 对
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After he had given an account of the difficulties, he went on (suggest) （） ways of overcoming them.

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A. 对
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