Disk, drum, or tape memory.

磁盘、磁鼓或磁带存储器。

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Demonstrating simple procedures such as properly charging and inserting the battery, inserting a tape or memory card, and selecting the correct recording mode eats up classroom time when using a regular camera.

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As can be seen, traditional film use is 15% or less with digital technologies such as optical discs, hard disk drives, magnetic tape and flash memory are the bulk of modern recording media.

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This model is driving the growth of digital storage in data centers and thus the sale of hard disk drives, tape storage and flash memory used in enterprise storage tiers for these data centers.

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