随着人们生活水平的提高,计算机在家庭中的普及率越来越高,而打印机的使用也已经非常普遍。有了输出设备而没有输入设备当然是一种遗憾。而近年来,扫描仪价格的大幅度降价,使扫描仪进入家庭成为可能。因此有越来越多的家庭开始购买扫描仪作为计算机的配套设备。由于扫描仪这种产品出现时间较短,绝大多数人对扫描仪缺乏足够的了解,那我们应 With the improvement of people’s living standards, the popularity of computers in the home has become higher and higher, and the use of printers has become very common. Having an output device without an input device is of course a pity. In recent years, the substantial price reduction of scanners has made it possible for scanners to enter the home. Therefore, more and more families have started to purchase scanners as ancillary equipment for computers. Due to the relatively short time the scanner has appeared, the vast majority of people lack a sufficient understanding of the scanner, and we should