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 计算机硬件 输入输出设备 释文 optical mark reader, OMR 光学标记阅读器
- Panama， cinema in
- Pan American Conference
- Pan American Development Foundation
- Pan-American Games
- Pan-American Health Organization
- Pan-American Highway
- Pan American Highway Congress
- Pan American Institute of Geography and History
- Pan-Americanism
- Pan American Peace Force
- Pan-American Union
- Panameñista Party
- Panamá City
- Pan-Arabism
- Pan Asia Technical Automotive Center Co., Ltd.
- Panas Mirny
- Panasonic Camera
- panavision
- panax notoginseng
- Panax notoginseng root-knot nematode disease
- Panay Island
- Pan Boying
- Pancajnana
- pancake cutting
- pancake model