理学 计算机输入输出设备 释 optical mark reader; OMR 光学标记阅读器 是一种标记输入设备。该设备用光学扫描的方式识别并获取按一定格式印刷或书写的标记，并转化为计算机系统能够接收识别的数字文件。简称光标阅读器。
计算机硬件 输入输出设备 释文 optical mark reader, OMR 光学标记阅读器
- Graphidox
- graph-image thinking
- graph index
- graphing
- graph in statistics
- graph intersection
- Graphis
- graph isomorphism
- graph isomorphism complete
- graph isomorphism problem
- graphite
- graphite anode
- graphite degeneration of cast iron
- graphite flake
- graphite floatation of cast iron
- graphite fluoride
- graphite furnace
- graphite furnace atomic absorption spectrometry
- graphite furnace atomic absorption spectrometry (GFAAS)
- graphite intercalation compound
- graphite intercalation compounds
- graphite moderated reactor
- graphite-moderated reactor
- graphite moderator
- graphite mould casting