大多数的微型计算机打印机一次打印一个字符，通常以每秒30~180个字符的速度打印。

Most microcomputer printers print one character at a time, usually at rates varying from 30 to perhaps 180 characters per seconds.

youdao

大多数的微型计算机打印机一次打印一个字符，通常以每秒30~180个字符的速度打印。

Most microcomputer printers print one character at a time, usually at rates varying from 30 to perhaps 180 characters per seconds.

youdao