跳到步骤＃10
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| [* black] Probably one of the more noticeable paradigm shifts in Macs over the last thirty years is the display. Apple is known for its graphics capabilities, and the new Retina display is a far cry from this old CRT. |
| [* black] Bulky, heavy, and [http://computer.howstuffworks.com/question678.htm|full of lead], these old-school electron guns in vacuum tubes were all the rage in the |
| [* black] Bulky, heavy, and [http://computer.howstuffworks.com/question678.htm|full of lead], these old-school electron guns in vacuum tubes were all the rage in the |
| [* black] Taking a peek at the back of the CRT reveals the electron guns and deflection coils. Totally tubular! |