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可抹光盘于1989年问世,在这以前,除了光盘只读存储器以外最热门的光盘是WORM 盘“一次写多次读”,但不能抹掉。计算机用的第一个可抹掉光盘是日本佳能公司研制出来的。这是一个256兆位的存储器,能够存储莎士比亚全集和三本字典。它既用光技术又用了磁技术。这种盘当用激
Erasable discs were introduced in 1989, before which the most popular discs except CD ROM were “write once and write many times” on a WORM disc but could not be erased. The first erasable CD for use with a computer was developed by Canon Japan. This is a 256 Mbit memory that can store Shakespeare’s Complete Works and three dictionaries. It uses both light and magnetic technology. This dish when used to stimulate