PC:个人计算机PersonalComputer  ·CPU:中央处理器CentralProcessingUnit  ·CPUFan:中央处理器的“散热器”(Fan)  ·MB:主机板MotherBoard  ·RAM:内存RandomAccessMemory,以PC-代号划分规格,如PC-133,PC-1066,PC-2700  ·HDD:硬盘HardDiskDrive  ·FDD:软盘FloopyDiskDrive  ·CD-ROM:光驱CompactDiskReadOnlyMemory  ·DVD-ROM:DVD光驱DigitalVersatileDiskReadOnlyMemory  ·CD-RW