理学 计算机存储部件 释 optical disc servo control system 光盘伺服控制系统 用于光盘（碟）系统中的光学头径向伺服、聚焦伺服与主轴速度控制的伺服系统。
计算机硬件 存储设备 释文 optical disc servo control system 光碟伺服控制系统
- Helly
- Helly condition
- Helly number
- Helly principle of selection
- Helly selection theorem
- Helly theorem
- Helly-type theorem
- Helmert
- Helmert-Pearson distribution
- Helmert，F.R.
- helmet
- helmet mounted display
- helmet mounted display, HMD
- helmet-mounted display system
- helmet-mounted sight
- helmet shell
- helmet straps
- helmet streamer
- helm graph
- Helmholtz
- helmholtz
- Helmholtz Association of German Research Centres
- Helmholtz capacitor model
- Helmholtz Center for Materials and Energy
- Helmholtz Centre for Heavy Ion Research