大多数人认为,电脑比人脑牢靠、准确.因此,当超市的商品贴上条形码,用光电扫描,然后给计算机输入数码的特殊代码,取代人工合计商品价格时,人们不禁拍手叫好.然而,令人遗憾的是,电脑识别条形码也引来不少消费者的非议和投诉：`条形码不可靠,计算机有毛病.’ 在某超市,细心的王女 Most people think that computers are more reliable and accurate than the human brain, so people can not help but applaud when the bar code is printed on the supermarket, scans with a photoelectric scanner, and then the computer is given special code to enter the digital code instead of manually aggregating the price of the product. However, Regrettably, computer-readable bar codes have also attracted criticisms and complaints from many consumers: `bar codes are unreliable and there is something wrong with the computer. ’At a supermarket, a careful queen