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日本最近研制成功并推出一种可利用电磁波识别真伪的标志卡片和信息识别系统。其最大特点是利用光反射的“条形码”不同,无需直接接触标志卡片就能准确地解读信
Japan recently developed and launched a signature card and information recognition system that uses electromagnetic waves to identify authenticity. Its most prominent feature is the use of light reflection of the “bar code” different, without direct contact with the logo card can accurately read the letter