| 释义 |
laser printer
激光印刷［打印］机;［雷射印字机］
A printer that is similar in operation to an electrostatic page printer except that it uses a laser beam to write dot matrix characters onto the surface of the selenium coated drum instead of exposing it to data displayed on a cathode ray tube.Operating speeds are about 18 000 lines per minute.
一种印刷［打印］机,其操作类似于静电页式打印机,不同的是激光打印机是使用激光束 将点阵字符写到硒鼓表面,而不是对阴极射象管上的显示数据进行曝光。操作速度大约为 18 000行/分。 |