“drum printer”的概念、定义、翻译、参考文献-科学参考

单词	drum printer
释义	drum printer [`drǝm ´print·ǝr] ^{COMPUTER SCIENCE} An impact printer in which a complete set of characters for each print position on a line is on a continuously rotating drum behind an inked ribbon, with paper in front of the ribbon; identical characters are printed simultaneously at all required positions on a line, on the fly, by signal-controlled hammers.
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