英文版电脑配置介绍

- The plotter is a computer printer for printing vector graphics .
- An instrument for converting sound waves into electrical energy variations, which may then be amplified.
- Overlay keyboards are often used as a quick and easy way to input items with just two buttons.
- A trackball is a pointing device consisting of a ball held by a socket containห้องสมุดไป่ตู้ng sensors to detect a rotation of the ball about two axes--like an upside-down mouse with an exposed protruding ball.
- The presiding officer in a legislative assembly, esp. the House of Representative s
- A device for examining, reading, or monitoring something, in particular
- Biometrics is used in computer science as a form of identification and access control. It is also used to identify individuals in groups that are under surveillance.
- Many traditional OMR devices work with a dedicated scanner device that shines a beam of light onto the form paper.
- The contrasting reflectivity at predetermined positions on a page is then used to detect the marked areas because they reflect less light than the blank areas of the paper.
- It uses codes from the table to transfer information that we can all read.
- A touchscreen is an electronic visual display that can detect the presence and location of a touch within the display area.