... optical recording 光记录 optical recording density 光记录密度 optical recording head 光记录头 ...
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A card on which binary coded data are recorded with recording density larger than a punched card. The recorded data can be readout by optical or magnetic readers.
一种二进制编码数据卡片，其记录密度大于穿孔卡片。所记录的数据可由光学或磁学读卡机读出。
The solutions for optical mass storage system and their principles are analyzed briefly, based on which, the key technologies for the improvement of the recording density are discussed.
在此基础上，扼要分析了现有提高存储器存储密度的思路及关键技术，给出当前国际先进水平的技术指标。
The recording materials matched with the recordable high density optical compact disc develop quickly.
与高密度可录光盘匹配的有机记录材料研发也日新月异。
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