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
- polar direction
- polar discontinuity
- polar displacement
- polar distance
- polar distance degrees
- polar divisor
- polar drfit
- polar drillling
- polar ecosystem
- polar effect
- polar element
- polar engineering
- polar environmental protection
- polar equation
- polar equatorial coordinate
- polar facula
- polar figure
- polar filament
- polar finder
- polar fisheries
- polar fishery management
- polar flattening
- polar fleece blanket
- polar fluid
- polar form