美国3M公司宣布,它已发展出一种光盘,象磁盘一样,其数据能移动、变换和擦除。据报导,本月计划少量生产的这种(?)英寸光盘,可以存储250000页文献资料。据公司报导,这种光盘使用激光和磁光技术读写和擦除。鉴于可擦除光盘驱动器还未在市场销售,公司的早期生产,预计会归入发展驱动器的厂商处, 3M Company of the United States announced that it has developed a CD-ROM, the same as the disk, the data can move, transform and erase. It is reported that this (?) Inch CD-ROM, planned to be produced in small quantities this month, can store 250,000 pages of literature. According to company reports, this disc uses laser and magneto-optical technology to read and write and erase. Since erasable optical disk drives are not yet on the market, the company’s early production is expected to fall under the drive of manufacturers,