Computer hardware refers to the physical electronic and mechanical components of a computer system. These components can be broken down into the central processing unit, memory, storage, terminals, and printers. The function of each of these is described and variations discussed. The hardware needed for communications between computers is defined.
计算机硬件是指计算机系统的物理电子和机械部件。这些部件可细分为中央处理器、内存、存储设备、终端和打印机。文中描述了这些部件各自的功能，并讨论了其变体。还定义了计算机之间通信所需的硬件。
