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
- inversion-invariant integral
- inversion layer
- inversion length
- inversion loop
- inversion monad
- inversion number
- inversion of a matrix
- inversion of an elliptic integral
- inversion of an integral
- inversion of a series
- inversion of configuration
- inversion of electrical logging
- inversion of gravity anomaly caused by density interfaces
- inversion of landform
- inversion of retrograde
- inversion operation
- inversion operator
- inversion pole
- inversion population saturation
- inversion poset
- inversion principle
- inversion problem
- inversion radius
- inversion semigroup
- inversion sphere