碲氧薄膜是很有希望的可擦写光盘介质材料。
The Te-O thin film as a reversible optical recording medium is a very promising material.
MD系统兼有模拟盒式录音带和光盘介质的主要优点。
MD system has the advantages of both the analog cassette tape and the optical disk medium.
光盘系统的开发者和光盘介质的提供者需要一种能自动、方便测量光盘轴向机械动态特性的测试系统。
An automatic, convenient measuring system for the axial mechanical characteristic of the optical disks is desirable for the optical system designers and optical disks providers.
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