These are dedicated units for storage in a network without keyboard or display and are controlled and configured over the network.
这些服务器是网络中专门用于存储的单元，没有键盘或显示器，通过网络控制和配置它们。
2
A rough storage system (important papers close to the keyboard, the rest distributed in loosely related piles on every flat surface) takes very little time to manage.
In addition to the microprocessor, a personal computer has a keyboard for entering data, a monitor for displaying information, and a storage device for saving data.