| 单词 | 读存储器 |
| 释义 | 〔BIOS〕The set of routines stored in read-only memory that enable a computer to start the operating system and to communicate with the various devices in the system, such as disk drives, keyboard, monitor, printer, and communications ports.基本输入输出系统：贮存于只读存储器中的一套例程，能令计算机启动操作系统以及连接系统内各种设备（如磁盘驱动器、键盘、显示器、打印机和通讯端口）〔firmware〕Programming instructions that are stored in a read-only memory unit rather than being implemented through software.固件：存在只读存储器中而不通过软件来执行的编程命令〔EPROM〕A programmable read-only memory that can be erased by exposure to ultraviolet light and then reprogrammed.可擦写编程的只读存储器：可编程只读存储器，可经紫外线照射后去掉原程序后再编程〔PROM〕A memory that can be programmed only once.可编程只读存储器：只能一次性编程的存储器 |
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