| 释义 |
shadow mask CRT 阴罩式显象管 The type of CRT which is used in some color computer terminals. Three electron beams—one for blue, red, and green color—pass through a perforated metal screen, the “shadow mask”, to strike blue, red, or green phosphor dots. To the human eye the colors are seen as a combination instead of separately so a wide variety of hues can be produced. 用于计算机彩色终端中的一种阴极射线管(CRT),有蓝、红、绿三色电子束 穿过称之为阴罩的网状金属屏,轰击出蓝、红、绿荧光点。人的眼睛看这些颜色是合成 的而不是分离的,因而能产生各种各样的色彩。 |