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本文档是DM评价标准15415 ISO/IEC 15415:2011 Preview Information technology -- Automatic identification and data capture techniques -- Bar code symbol print quality test specification -- Two-dimensional symbols

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datamatrix码的iso标准。2006年版。140页完整版。全英文。ISO/EC FCD 16022 Contents Page Foreword Introduction Scope Normative references Terms, definitions, symbols and abbreviated terms, and mathematical/logical notations...mn. 1 3.1 Terms and definitions 11 3.2 Symbol