In a similar manner, diffraction limits the amount of information that can be optically stored on or retrieved from a digitalvideodisk (DVD).
同样的道理，绕射也限制了以光学方法储存或读取数位影音光碟(VD)的资料量。
2
On the meantime, it adopts high-efficiency digitalvideo compression technique to save large-scale space in disk.
系统设计中采用高效的数字视频压缩方式，极大地节省了存贮视频录像所需的磁盘空间。
3
It will be widely applied to HDAB and SDAB, Laser Disk machine, moving multimedia communication, video conference and video monitor, wide band net stream media, digital film, etc.