光学: optics; photology; photics符号: character; sign; symbol; mar ...阅读机: reading machine; reader先进光学符号阅读机: aocr光学符号阅读器: ocr reader光符号阅读器: optical character reader光学阅读机: optical scanner bar-code光学符阅读器: optic character; optical character reader; opticcharacter光学符号读出: optical character recognition光学符号读取: optical mark reader光学符号识别: ocr光学符号读出器: optical character reade光学符号识别机: optical character recognition machine光学标记阅读机: omr optical mark reader光学条码阅读机: optical wand光学条形码阅读机: optical bar code reader光学页式阅读机: optical page reader光学字元阅读机: optical character recognition equipment (ocr); optical character recognition equipment(ocr)光学字符识别，光学符号识别: ocr optical character recognition; optical character recognition光学符号识别通用语言: optical character recognition common language阅读机: bar code reader; ocr; reading machine管状光学字体阅读机: ocr b font size光学标记阅读机（阅试卷用）: omr optical mark reader光谱学符号: spectroscopic notation化学符号: chemical symbol; chemically symbol
