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装 Windows 98,安装成功后， Windows 98中的光驱驱动程序将替代 DOS的驱动程序，光盘符自动保留；不过现在光驱全是自启动的将光驱硬件连接好后，系统可以自动识别出光驱，并自动安装光驱的驱动程序。 光存储格式标准和类型  CDR光存储系统 1． CDR盘片的物理层次  CDR光盘与普通 CD光盘有相同的外观尺寸。 共分为六层：印刷层、保护层、反射层、 有机染料层 、 轨道凹槽

h teaching In the traditional English teaching mode, the teachers mainly apply a piece of chalk, a book, a blackboard and a mouth as the only Medias to teach. The blackboard writing and

lization enriched the study resources richly, causes the study not the time, the region and so on limit. The traditional study pattern is take the teacher, the classroom and the textbook as the