“universal product code”的概念、定义、翻译、参考文献-科学参考

单词	universal product code
释义	universal product code [¦yü·nǝ¦vǝr·sǝl `präd·ǝkt ´kōd] ^{COMPUTER SCIENCE} 1. A 10-digit bar code on the outside of a package for electronic scanning at supermarket checkout counters; each digit is represented by the ratio of the widths of adjacent stripes and white areas. 2. The corresponding combinations of binary digits into which the scanned bars are converted for computer processing that provides continuously updated inventory data and printout of the register tape at the checkout counter.
随便看	methyl acetophenone methyl acrylate methylal methyl alcohol methyl allyl alcohol methyl allyl chloride methylamine methyl amyl acetate methyl amyl alcohol methyl amyl carbinol methyl anisole methyl anthranilate methyl arachidate methylarsinic sulfide methylate methylated cap methylated spirits methylation methyl behenate isolation test isolation transformer isolator isolead curve isolecithal isoleucine

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