光: light; ray符: tally symbol; mark光符读出: optical character read光符号识别: optical character recognition光符识别: optical character recognition (ocr)光符识别纸: optical character reader paper光符阅读机: optical character reader光符阅读器: optical character reader闪光符号: flashing symbol光符标记符合: optical character mark matching光符号识别机: optical character recognition machine光符号阅读器: optical character reader光符识别设备: optical character recognition equipment光符识别仪器: document/page reader光符字体读出: optical font sensing多字体光符阅读器: multifont optical reader光符光电管矩阵: optical character photocell matrix光符号卡读出器: optical mark card reader光符号识别系统: optical character recognition system光符识别器的计: cadocr computer aided design of optical character recognition光符识别用字体: optical font光符识别器的计算机辅助设计: cadocr computer aided design of optical character recognition光符阅读器输入字词处理设备: word processing equipment with ocr input光幅度调制: light amplitude modulation光辐照: photoirradiation光辐透射因数: spectral transmission factor