电脑能大大提高工作效率,但是,一些人操作电脑一段时间后,感觉有头痛、手臂酸痛、腰痛、眼花、视力下降、皮肤粗糙等反应,于是就归咎于电脑,尤其是归咎于电脑的辐射线。其实这种观念实在是冤枉了电脑。最近研究认为,电脑微小的辐射线并不会给人类带来不可挽回的损害。用电脑一般比使用打字机更容易使眼睛疲劳, Computers can greatly improve work efficiency. However, some people feel a headache, arm aches, back pain, dazzle, loss of vision and rough skin after operating the computer for a period of time, and thus blame the computer, especially the computer radiation . In fact, this concept is really wronged the computer. Recent research suggests that tiny radiation from a computer does not cause irreparable damage to humans. Using a computer is generally more likely to cause eye strain than using a typewriter,