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
- Yu Wanzeng
- Yu Weihan
- Yu Weimin
- Yuwen Huaji
- Yuwen Kai
- Yuwen Tribe
- Yuwen Xianbei
- Yuwen Xuzhong
- Yuwen Yong Emperor Wu in Northern Zhou
- Yuwen Yu
- Yu Wuling
- Yu Wu Zheng
- Yu Xi
- Yu Xian
- Yu Xiangdou
- Yu-Xiang-Gui Campaign
- Yuxian Sect of Taoism
- Yu Xiaoyu
- Yuxi Daxiagu
- Yuxikou Gang
- Yuxi Lantern Theater
- Yuximolegai Daban
- Yuxi Museum (Nie Er Memoril Hall of Yuxi)
- Yu Xin
- Yu Xing