光盘存储技术郑州轻工业学院田辉光盘存储技术是通过光学的方法读出、写入数据的一门存储技术，使用的光源是激光光源。按读写类型来分，目前光盘一般可分为只读型、一次写入型和可抹型三种。只读型光盘由生产厂家预先用激光写入视频、音频、数字信息而成。用户只能读取光... Optical Disc Storage Technology Zhengzhou Light Industry College Tian Hui Optical disc storage technology is read through the optical method, a data storage technology, the use of the light source is a laser light source. According to the type of reading and writing points, the current disc can be divided into read-only type, a write-type and can be wiped three. CD-ROMs are laser-written in advance by manufacturers to video, audio and digital information. Users can only read light ...