理学 计算机存储部件 释 None 光碟 利用光电原理记录并用光学方法读取信息的圆盘状信息载体。是近代发展起来不同于磁性载体的光学存储介质，用聚焦的氢离子激光束处理记录介质的方法存储和再生信息。又称激光光盘、光盘。
计算机硬件 存储设备 释文 optical disc 光碟
- tropospheric sounding
- tropotactic
- tropotaxis
- tropotron
- troptometer
- Trost
- TROSY
- Trotskyism
- Trotter
- Trotter and Weber photometer
- Trotter product formula
- troubadour
- trouble
- Troubled Laughter
- Troubles Between Neighbours
- troubleshooter
- trouble shooting of aircraft
- troubling
- trough
- trough concentration
- trough girder
- trough of a time series
- trough of rotation
- troughput
- trough-style pulp beater