光: light; ray符号: character; sign; symbol; mar ...识别: discriminate; distinguish; d ...光符号识别机: optical character recognition machine光符号识别系统: optical character recognition system符号识别: character recognition光学符号识别: ocr直接符号识别: direct symbol recognition光学符号识别机: optical character recognition machine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符号识别字体识别文体识别: character recognition光符识别: optical character recognition (ocr)光符识别纸: optical character reader paper闪光符号: flashing symbol拨号识别: dni dialed number identification信号识别: signal identification; signal recognition信号识别灯: marker light信号识别肽: signal recognition peptide型号识别码: modle id引号识别项: quoted identifier光符识别设备: optical character recognition equipment光符识别仪器: document/page reader光符号阅读器: optical character reader拨号识别服务: dialed number identification service