理学 计算机输入输出设备 释 character input device 字符输入设备 将字符信息数字化后输入到计算机的设备总称。包括键盘、光学字符阅读器（OCR）、触屏、手写板等设备。
计算机硬件 输入输出设备 释文 character input device 字符输入设备
- open archival shelves
- open archives initiative protocol for metadata harvesting
- open area-test site
- open ball
- open base
- open bibliographic data
- open bite
- open boundary condition
- Open Brethren
- open caisson foundation
- open calibration field
- open canal
- open card sorting
- opencast mining plan
- opencast survey
- open cavity
- open cavity, open resonator
- open cell
- Open Center for Citizen Activities Square
- open chain crater
- open channel
- open channel diversion
- open channel flow
- open channel flowmeter
- open channel hydraulics