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
- luminosity
- luminosity class
- luminosity classification
- luminosity coefficient
- luminosity curve
- luminosity-decline rate relation
- luminosity density
- luminosity density of the Universe
- luminosity distance
- luminosity distance indicator
- luminosity distribution
- luminosity evolution
- luminosity factor
- luminosity function
- luminosity indicator
- luminosity mass
- luminosity of night sky
- luminosity paradox
- luminosity parallax
- luminosity profile
- luminosity-rate of variation relation
- luminosity scale
- luminosity segregation
- luminosity standard
- luminosity-volume test